Ratio of present ages of A to B is 4:3. If C is 4 years younger to B and difference between present age of A and B is 4 years, then what is C’s age 10 years hence?
(RBI Assist. Pre 2019)

A mixture of 30 litres contains alcohol and water in ratio 3:7. How much alcohol must be added to this mixture so that the ratio of alcohol and water becomes 2:3?
(RBI Assist. pre 2019)

What will come in the place of question (?) mark?
(12/13) of 143 ÷ 6 – 12 = ?
(RBI Assist. pre 2019)

What will come in the place of question (?) mark?
2^3 × 4^2 ÷ 8 = (2)^?
(RBI Assist. pre 2019)

What will come in the place of question (?) mark?
(√64 + 3)^3 = 750 + ?
(RBI Assist. pre 2019)

What will come in the place of question (?) mark?
20 × 168 ÷ 14 - 40 = ? + 110
(RBI Assist. pre 2019)

What will come in the place of question (?) mark?
? + 820 = 25% of 6400
(RBI Assist. pre 2019)

The difference between the simple and the compound interest earned on a sum of money at the rate of 5 % per annum for 2 yr is Rs. 63. Find the principal.
(RBI Assist. Pre 2017)

A is twice as fast as B and B is thrice as fast as C in doing a work. Working together they can finish the work in 10 days. In how many days can B and C together finish the work.
(RBI Assist. pre 2017)

An article was sold at Rs. 2160 after giving two successive discounts of 10% and 20%. The cost price of the article was Rs. 1800. Find the difference between the marked price and the cost price of the article.
(RBI Assist. pre 2017)

There are 3 persons – A, B and C. C is 2 years younger than A and B is 12 years older than A. If (A + 2)/(B + 4) = 1/3, then find the age of C 5 years hence.
(RBI Assistant pre 2017)

Side of square having perimeter 64 cm is equal to the breadth of rectangle having area 320 sq. cm. Find the perimeter of rectangle.
(RBI Assist. pre 2017)

What should come in place of question mark (?) in the following question?
45% of 400+ √? = 56% of 750 - 40% of 350
(RBI Asst. pre 2017)

What should come in place of question mark (?) in the following question?
{4 ÷ (11/2)} x 176 + 64 x ? = 256
(RBI Assist. pre 2017)

What should come in place of question mark (?) in the following question?
4096 × (16)^3 ÷ 16 = (4)^? × 64
(RBI Assistant pre 2017)

What will come in place of question mark (?) in the following question?
264 ÷ √576 + 11^2 + 12 = ?^2
(RBI Assistant pre 2017)

What should come in place of question mark (?) in the following question?
(125 ÷ 0.5) ÷ 0.5 = 80% of ?
(RBI Assistant pre 2017)

What value should come in the place of question mark (?) in the following number series?
6, 5, 7, 12.5, 27, ?
(RBI Assist. pre 2017)

What should come in place of the question mark (?) in the following number series?
3 18 35 56 83 ?
(RBI Assistant pre 2017)

What value should come in the place of question mark (?) in the following number series?
7, 6, 10, 27, ?, 515
(RBI Asst. pre 2017)

What value should come in the place of question mark (?) in the following number series?
45, 49, 40, 56, 31,?
(RBI Assistant pre 2017)