Ratio and Proportion Practice Question and Answer
8 4 4 4 Q:
5dc184b7b0e9c27a7e28e824 4 4 4 4 4 Q:
5dccda36f348e931548eedee
Q: If (\(4a ^2\)-\(3b^2\)):(\(2a ^2\)+\(5b ^2\))=12:19, then a:b=___ 4734 35d1b1f6f1fc62311c773688d
5d1b1f6f1fc62311c773688d- 12:3false
- 21:2false
- 33:2true
- 42:1false
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Answer : 3. "3:2"
Q: Milk and water are in 7:2 ratio in a mixture of 729 litres. How much water shall be mixed in it in order to change this ratio to 7:3? 10680 65d1b29881fc62311c7736a4f
5d1b29881fc62311c7736a4f- 181true
- 272false
- 345false
- 456false
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Answer : 1. "81"
Q: Sum and product of two numbers is 11 and 18 respectively. What will be the sum of their reciprocals?
1052 05dc184b7b0e9c27a7e28e824
5dc184b7b0e9c27a7e28e824- 1$$ 2\over 11 $$false
- 2$$ 11\over 2 $$false
- 3$$ 18\over 11 $$false
- 4$$ 11\over 18 $$true
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Answer : 4. " $$ 11\over 18 $$"
Q: The total number of students in a school is 1224. If the number of girls in the school is 600, what is the respective ratio of the total number of boys to the total number of girls in the school? 2456 15d1b02d11fc62311c7736856
5d1b02d11fc62311c7736856- 126:25true
- 221:17false
- 318:13false
- 45:4false
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Answer : 1. "26:25"
Q: 30% of first number is 75% of the second number. What is the respective ratio of the first number to the second number? 6181 15d1b04cd8a754124194a751a
5d1b04cd8a754124194a751a- 15:2true
- 25:3false
- 325:14false
- 415:16false
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Answer : 1. "5:2"
Q: 40% of the number is equal to three-fourth of another number. What is the ratio between first number and second number? 2003 05d1b13158a754124194a755f
5d1b13158a754124194a755f- 115:16false
- 215:8true
- 39:15false
- 48:17false
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Answer : 2. "15:8"
Q: Rs. 180 is stored in a box in the form of 1 Rupee coins, 50 paisa coins and 25 paisa coins. Their ratio is 2:3:4. Find the no. of 50 paisa coins. 2484 25d1b28fc1fc62311c7736a4a
5d1b28fc1fc62311c7736a4a- 160false
- 2120true
- 3150false
- 4180false
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Answer : 2. "120"
Q: The ratio between the third proportional of 12 and 30 and mean proportional of 9 and 25 is
886 05dccda36f348e931548eedee
5dccda36f348e931548eedee- 12 : 1false
- 25 : 1true
- 37 : 15false
- 49 : 14false
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Answer : 2. "5 : 1"
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