Practice MCQ Questions and Answer on Ratio
1.
A and B start an enterprise together, with A as active partner. A invests Rs. 4000 and Rs. 2000 more after 8 months. B invests Rs. 5000 and withdraws Rs. 2000 after 9 months. Being the active partner, A takes Rs. 100 per month as allowance,from the profit. What is the share of B if the profit for for the year is 6700 ?
- (A) Rs. 3350
- (B) Rs. 3250
- (C) Rs. 2700
- (D) Rs. 2800
2.
The ratio of incomes of two persons is 5 : 3 and that of their expenditures is 9 : 5. If they save Rs. 2600 and Rs.1800 respectively, their incomes are.
- (A) Rs. 9000, Rs. 5400
- (B) Rs. 10000, Rs. 6000
- (C) Rs. 6000, Rs. 3600
- (D) Rs. 8000, Rs. 4800
3.
Two numbers are in ratio 7 : 11. If 7 is added to each of the numbers, the ratio becomes 2 : 3. The smaller number is
- (A) 39
- (B) 49
- (C) 66
- (D) 77
4.
Income of A and B are in the ratio 4 : 3 and their annual expenses are in the ratio 3 : 2. If each save Rs. 60000 at the end of the year, the annual income of A is = ?
- (A) Rs. 120000
- (B) Rs. 150000
- (C) Rs. 240000
- (D) Rs. 360000
5.
Last year, the ratio between the salaries of A and B was 3 : 4. But the ratios of their individual salaries between last year and this year were 4 : 5 and 2 : 3 respectively. If the sum of their present salaries is Rs. 4160, then how much is the salary of A now ?
- (A) Rs. 1040
- (B) Rs. 1600
- (C) Rs. 2560
- (D) Rs. 3120
6.
The sum of three numbers is 98. If the ratio of the first to second is 2 :3 and that of the second to the third is 5 : 8, then the second number is:
- (A) 20
- (B) 30
- (C) 48
- (D) 58
7.
The ratios of copper to zinc in alloys A and B are 3 : 4 and 5 : 9, respectively. A and B are taken in the ratio 2 : 3 and melted to form a new alloy C. What is the ratio of copper to zinc in C?
- (A) 3 : 5
- (B) 8 : 15
- (C) 9 : 11
- (D) 27 : 43
8.
Seema and Meena divide a sum of Rs. 25000 in the ratio of 3 : 2 respectively. If Rs. 5000 is added to each of their shares, what would be in the new ratio formed ?
- (A) 2 : 3
- (B) 3 : 4
- (C) 5 : 4
- (D) 4 : 3
9.
If $$\frac{a}{b}{\text{ = }}\frac{c}{d}{\text{ = }}\frac{e}{f}{\text{,}}$$ ÃÂÃÂ ÃÂÃÂ then each of them is equal to = ?
- (A) $$\frac{{a + 3c + 5e}}{{b + d - f}}$$
- (B) $$\frac{{3a + 3c - 5e}}{{b + 3d - f}}$$
- (C) $$\frac{{a + c - e}}{{b + d - 5f}}$$
- (D) $$\frac{{a + 3c - 5e}}{{b + 3d - 5f}}$$
10.
If x : y = 3 : 1, then x3 - y3 : x3 + y3 = ?
- (A) 10 : 11
- (B) 11 : 10
- (C) 13 : 14
- (D) 14 : 13