Dhankar Expert Team Solutions for Chapter: (Model Paper) IBPS - RRB Office Assistant Exam, Exercise 30: Numerical Ability

Mr. Sharma distributed an amount of money among his wife, one son, and one daughter and kept some money for himself. $12\%$ of the total amount he gave to his wife and kept $22\%$ for himself. Out of the remaining amount, he gave to his son and daughter in the ratio of $7:8$ respectively. If the daughter got$₹3,806$ more than the son, what was the total amount that Mr. Sharma had ?

What should come in the place of question mark (?) in following question?

$?÷26\times 17=7225$

In how many different ways can the letters of the word 'FRANCE' be arranged?

How much will a sum of $Rs. 7,250$ amount to in a span of $2$ years, at $6$ p.c.p.a. rate of compound interest (rounded off to the nearest integer)?

At what rate of simple interest will $Rs.4,200$ amount to $Rs. 6,216$ in a span of $8$ years?

Cost of $20$ pens and $17$ pencils is $Rs. 418$. What is the cost of $60$ pens and $51$ pencils?

$100 kg$ rice is sold partially at $10\%$ profit. Remaining is sold at $20\%$ profit. If the total profit on this selling is $12\%$, then what quantity of rice he sold at $20\%$? 

Kajal spends $55\%$ of her monthly income on grocery, clothes and education in the ratio of $4:2:5$ respectively. If the amount spent on clothes is $Rs. 5,540$, what is Kajal's monthly income?