List of practice Questions

Solve the following:-
(23)²³ × (23)^–19 =?

Solve the following:-
(8.83% of 228) – (2.65% of 104) =?

Solve the following:-
\(3870 ÷ ? = 516\)

Solve the following:-
\([(156)^2 ÷ 8 × 36] ÷ ? = 117 × 24\)

What should come in place of question mark (?) in the following questions?
\((9.75\% \text{ of } 316) - (3.82\% \text{ of } 120) = ?\)

What should come in place of question mark\((?)\)in the following questions?
\(\frac{5339}{?} = 562\)

What should come in place of question mark\((?)\)in the following questions?
\((56.23+93.96+17.81\div6=?\)

What should come in place of question mark (?) in the following questions?
(61)¹⁰ X (61)⁴=?

The ages of Shauna and Imam are in the ratio of 7:3 respectively. After 9 years the ratio of their ages will be 4:3. What is the age of Imam?

The compound interest accrued on an amount of Rs, 18000 at the end of three years is Rs 5,958. What would be the simple interest accrued on the same amount at the same rate in the same period?

What is 25% of 45% of 4/9th of 4540?

You have to find out what will come in place of the question mark
0.7 x 0.5 = ?

You have to find out what will come in place of the question mark
\(\sqrt{486}\)++ 21% of 32 =?

If A and B are two mutually exclusive events, then

A train whose weight is 16 metric tons, moves at the rate of 72 kmph. After applying brakes it stops in 500 meters. What is the force executed by brakes?

Three groups A, B and C are contesting for position on the Board of Directors of a company. The probabilities of their winning are 0.5, 0.3 and 0.2 respectively. If the group A wins the probability of introducing a new position is 0.7 and the corresponding probabilities for group B and C are 0.6 and 0.5 respectively. The probability that a new position introduced is

If a boy can throw a cricket ball 100 m, then the time required for the ball to touch the ground is

A biased coin with probability p\(;\) 0\(<\)p\(<\)1 of head is tossed until a head appears for the first time. If the probability that the number of tosses required is even is \(\frac{2}{5}\), then p equals to

If 0 \(<\) p \(<\) I, which of the following has the least value? 

Which of the following must equal zero for all real numbers x?
(I). x³-x²
(II). x⁰
(III). x¹

In a rectangular coordinate system, triangle ABC is drawn so that one side of the triangle connects two points on the y axis, A(0, 2) and B(0, -4). If point C has coordinates (c, 0) and the area of ABC is 21, then C =

If both 5² and 3³ are factors of n x 2⁵ x 6² x 7³, what is the smallest possible positive value of n?

How many different ways can 2 students be seated in a row of 4 desks, so that there is always at least one empty desk between the students?

If the digit in the unit’s place of a two-digit number is halved and the digit in the ten’s place is doubled, the number thus obtained is equal to the number obtained by interchanging the digits. Which of the following is definitely true?

Sneh’s age is \(\frac{1}{6}^{th}\) of her father’s age. Sneh’s father’s age will be twice of Vimal’s age after 10 years. If Vimal’s eighth birthday was celebrated two years before, then what is Sneh’s present age?