Problem based on Ratio and Proportion
Ans: 48
Q.2) 25% of a number is equal to 20% of another number. Find the ratio between both the numbers?
Ans: 4:5
Q.3) 3500 Rs. Is distributed among A, B and C in such a manner that A:B=5:4 and B:C=3:2 then find the amount received by B?
Ans: 1200
Q.4) In a bag ratio of coin of 1 Rs. , 50 paise and 25 paise is 1:4:4. If total amount in a bag is 200 Rs. Then find the no. of the coin of 25 paise?
Ans: 200
Q.5) Sum of salary of A and B is 33000 Rs. If A spends 60% of his salary and B spends 75% of his salary and ratio between their salaries is 4:3 then what is the salary of B?
Ans: 18000
Q.6) Three numbers are in ratio of 3:2:5. Sum of their squares is 1862. Find the smallest number among them?
Ans: 14
Q.7) If 30% of a number is added to another number then another no. becomes 15/6 of itself, then what is ratio between them?
Ans: 5:1
Q.8) Ratio of two numbers is 3:8 and difference between them is 115, find the smallest number?
Ans: 69
Q.9) Ratio of the students of three classes is 2:3:5. If 40 more students added in every class then ratio becomes 4:5:7. What is the total no. of students in starting?
Ans: 200
Q.10) There are 400 students in a school in which ratio between no. of boys and no. of girls is 5:3. If 50 more girls join the school then find the new ratio between no. of boys and girls?
Ans: 5:4