Ratio, Proportion & Partnership MCQs for LDC
Practice 20 free Ratio, Proportion & Partnership questions under Arithmetic — Maths.
Strengthen your Ratio, Proportion & Partnership knowledge for LDC with curated MCQs. Switch between Hindi and English anytime.
LDC — Arithmetic — Ratio, Proportion & Partnership
20 Questions • Instant results & explanations • Hindi & English
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Question 1 of 20
In a mixture of 40 litres, the ratio of alcohol and water is 3:1. How much water must be added so that the ratio becomes 2:1?
Question 2 of 20
A man spends 20% of his income on rent, 50% of the remaining on food, and saves ₹3200. What is his total income?
Question 3 of 20
If 3A = 5B = 2C, then what is A:B:C?
Question 4 of 20
A diamond is broken into 3 pieces with weights in the ratio 1:2:3. The value of the diamond is proportional to the square of its weight. If the loss incurred is Rs. 5280, what was the original value?
Question 5 of 20
The cost price of 12 pens is equal to the selling price of 10 pens. Find the profit percentage.
Question 6 of 20
The length of a rectangle is increased by 20% and its width is decreased by 10%. What is the percentage change in its area?
Question 7 of 20
Two trains of lengths 120m and 180m are running in opposite directions at speeds of 50 km/h and 58 km/h. In what time will they completely cross each other?
Question 8 of 20
A box contains Rs. 1, 50p, and 25p coins in the ratio 2:3:4. If the total amount is Rs. 180, find the number of 50p coins.
Question 9 of 20
A and B started a business with Rs. 20,000 and Rs. 30,000. At the end of the year, B gets Rs. 6,000 as his share of profit. Find the total profit.
Question 10 of 20
The ratio of incomes of A and B is 4:3 and the ratio of their expenditures is 3:2. If both save Rs. 2000, find the income of A.
Question 11 of 20
If A's salary is 25% more than B's, B's salary is how much percentage less than A's?
Question 12 of 20
The ratio of present ages of A and B is 4:5. After 5 years, their ages will be in the ratio 5:6. What is A's present age?
Question 13 of 20
In what ratio must rice at Rs 20/kg be mixed with rice at Rs 30/kg so that the mixture is worth Rs 24/kg?
Question 14 of 20
A train 150m long is running at 60 km/h. How long will it take to cross a 300m long bridge?
Question 15 of 20
If 60% of A is equal to 3/4 of B, what is the ratio of A:B?
Question 16 of 20
If A:B = 3:4 and B:C = 8:9, what is the ratio of A:C?
Question 17 of 20
In what ratio must rice at ₹40 per kg be mixed with rice at ₹60 per kg so that the mixture is worth ₹52 per kg?
Question 18 of 20
In an election between two candidates, 10% of the voters did not cast their votes. A candidate got 54% of the cast votes and won by 720 votes. Find the total number of voters on the voting list.
Question 19 of 20
The difference between the simple interest on a sum for 3 years and 2 years at 5% p.a. is Rs 400. Find the sum.
Question 20 of 20