The smallest number of two digits is —

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Chandan Asked Sep 15, 2023

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Chandan Asked Sep 15, 2023

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The largest number of two digits is —

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120 views

The smallest number of one digit is —

Chandan Asked Sep 14, 2023

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Chandan Asked Sep 17, 2023

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Trick : If a number is to be divided by 75 then the number is multiplied by 4 and divided by 3 then the decimal point should be placed counting two digits later beside the right side of the product.

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Find the smallest number when it is multiplied by 392, then the product is perfect cube.

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The smallest whole number is —

ALOK_RAJ Asked Aug 6, 2023

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Chandan Asked Sep 17, 2023

91 views

Trick : If any number has to be multiplied by 75 then place two zeros beside right side, multiply by 3 and divide by 4 of the number.

Chandan Asked Sep 17, 2023

by Chandan

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ALOK_RAJ Asked Nov 19, 2023

79 views

An atom is the smallest particle of an element which many or may not have an ______.

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Chandan Asked Aug 15, 2023

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Which is the smallest of the following computers?

Chandan Asked Aug 15, 2023

by Chandan

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Aayush Asked Feb 22

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If -9 is a root of the equation $\left|\begin{array}{lll}x & 8 & 7 \\ 2 & x & 2 \\ 7 & 6 & x\end{array}\right|-0$, then the other two roots are

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ALOK_RAJ Asked Aug 31, 2023

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Two circle of radii 8 & 6 intersect at right angle, then the length of common chord is :

ALOK_RAJ Asked Aug 31, 2023

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LEELADHAR YADAV Asked Aug 27, 2023

137 views

Suppose $X$ and $Y$ are two sets and $f: X \rightarrow Y$ is a function. For a subset $A$ of $X$, define $f(A)$ to be the subset $\{f(a): a \in A\}$ of $Y$. For a subset $B$ of $Y$, define $f^{-1}(B)$ to be the subset $\{x \in X: f(x) \in B\}$ of $X$.

LEELADHAR YADAV Asked Aug 27, 2023

by LEELADHAR YADAV

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LEELADHAR YADAV Asked Aug 13, 2023

106 views

Let L be the set of all straight lines in the Euclidean plane. Two lines $\ell_1$ and $\ell_2$ are said to be related by the relation R if $\ell_1$ is parallel to $\ell_2$. Then prove that R is equivalence relation.

LEELADHAR YADAV Asked Aug 13, 2023

by LEELADHAR YADAV

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AnjaliYadav Asked Oct 19, 2021

193 views

Two angles of a triangle are same and the third angle is 15° more than the each angle, then find the measure of each angle.

AnjaliYadav Asked Oct 19, 2021

by AnjaliYadav

1 Answer

5 Votes

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XYZ Asked Apr 14, 2021

119 views

The sum of two numbers is 29 and the difference of their square is 145. Find their difference.

XYZ Asked Apr 14, 2021

by XYZ

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7 Votes

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45 views

If z is a complex number, then the minimum value of |z|+|z-1| is

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The amplitude of the complex number $z=\sin \alpha+i(1-\cos \alpha)$ is

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Aayush Asked Feb 22

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The average of 8 numbers is 21.2. The average of first five numbers is 22.3 and last 4 numbers is 19.8. Find the fifth number.

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Chandan Asked Sep 15, 2023

75 views

The representation of the largest number is —

Chandan Asked Sep 15, 2023

by Chandan

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Chandan Asked Sep 14, 2023

78 views

The largest number of one digit is —

Chandan Asked Sep 14, 2023

by Chandan

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LEELADHAR YADAV Asked Aug 27, 2023

50 views

Let $f:[0,4 \pi] \rightarrow[0, \pi]$ be defined by $f(x)=\cos ^{-1}(\cos x)$. The number of points $x \in[0,4 \pi]$ satisfying the equation $f(x)=\frac{10-x}{10}$ is

LEELADHAR YADAV Asked Aug 27, 2023

by LEELADHAR YADAV

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LEELADHAR YADAV Asked Aug 19, 2023

99 views

Let R be the set of real numbers. Statement-1 : $A=\{(x, y) \in R \times R: y-x$ is an integer $\}$ is an equivalence relation on $R$. Statement-2 : $B=\{(x, y) \in R \times R: x=\alpha y$ for some rational number $\alpha\}$ is an equivalence relation on R.

LEELADHAR YADAV Asked Aug 19, 2023

by LEELADHAR YADAV

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LEELADHAR YADAV Asked Aug 15, 2023

94 views

The relation "less than" in the set of natural number is

LEELADHAR YADAV Asked Aug 15, 2023

by LEELADHAR YADAV

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1 Vote

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John Michael Asked Aug 12, 2023

114 views

In a class of 100 students, the average amount of pocket money is ₹35 per student. If the average is ₹25 for girls and ₹50 for boys, then the number of girls in the class is

John Michael Asked Aug 12, 2023

by John Michael

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ALOK_RAJ Asked Aug 3, 2023

169 views

If A is the set of the divisors of the number 15, B is set of prime numbers smaller than 10 and C is the set of even numbers smaller than 9 , then $(A \cup C) \cap B$ is the set

ALOK_RAJ Asked Aug 3, 2023

by ALOK_RAJ

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Saurabh Kumar Verma Asked Jun 2, 2022

129 views

20 teachers of a school either teach Mathematics or Physics. 12 of them teach Mathematics while 4 teach both the subjects. Then, the number of teachers teaching Physics only is

Saurabh Kumar Verma Asked Jun 2, 2022

by Saurabh Kumar Verma

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ALOK_RAJ Asked Apr 24, 2022

186 views

If the total number of experiments is n, then empirical probability of happening of event E is defined as :

ALOK_RAJ Asked Apr 24, 2022

by ALOK_RAJ

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5 Votes

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LEELADHAR YADAV Asked Aug 13, 2023

98 views

Consider a relation R defined on set of square matrices A of order 2 satisfying $A^2=I$. If A, B are two such matrices then relation R is defined as $(A, B) \in R \Rightarrow(A B)^{\top}=A^{\top} B^{\top}$. Prove that relation R is reflexive and symmetric.

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The smallest country in the south America is —

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The angle between the two tangents from the origin to the circle $(x-7)^2+(y+1)^2=25$ is

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The sum and the multiplication of two numbers are 11 and 18 gradually. Find the sum of their inverse.

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A man bought two cows in Rs. 410 and sold each of them at the same price and thereby gained 15% on one and lost 10% on the other. What was the C.P. of each cow?

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ALOK_RAJ Asked Aug 3, 2023

105 views

Rule to find the HCF of two or more numbers?

ALOK_RAJ Asked Aug 3, 2023

by ALOK_RAJ

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Chandan Asked Sep 15, 2023

89 views

Any number multiplied by zero, the product is —

Chandan Asked Sep 15, 2023

by Chandan

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LEELADHAR YADAV Asked Aug 15, 2023

121 views

For real numbers x and y, we write xRy $\Rightarrow$ $-y+\sqrt{2}$ is an irrational number. Then the relation R is :

LEELADHAR YADAV Asked Aug 15, 2023

by LEELADHAR YADAV

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1 Vote

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ALOK_RAJ Asked Aug 6, 2023

135 views

Every number is more than the previous number on the —

ALOK_RAJ Asked Aug 6, 2023

by ALOK_RAJ

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The smallest number of two digits is —

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