Unitary Method
- If the price of 23 toys is Rs. 276, then what will the price (Rs.) of 12 toys?
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According to given question,
Price of 23 toys = Rs. 276.∴ Price of 1 toys = 276 23 Correct Option: A
According to given question,
Price of 23 toys = Rs. 276.∴ Price of 1 toys = 276 23 ∴ Price of 12 toys = 276 x 12 23 ∴ Price of 12 toys = 12 x 12 1
∴ Price of 12 toys = 12 x 12 = 144
- If the Price of 6 toys is Rs. 264.37, What will be the approximate price (Rs) of 5 toys?
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Given in the question,
Price of 6 toys is Rs. 264.37.
∴ Price of 1 toys is Rs. 264.37/ 6 .
∴ Price of 5 toys is Rs. 264.37 x 5 / 6 .Correct Option: D
Given in the question,
Price of 6 toys is Rs. 264.37.
∴ Price of 1 toys is Rs. 264.37/ 6 .
∴ Price of 5 toys is Rs. 264.37 x 5 / 6 .
∴ Price of 5 toys is Rs. 44 x 5 .
∴ Price of 5 toys is Rs. 220.
- If 18 binders bind 900 books in 10 days, How many binders will be required to bind 660 books in 12 days?
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According to given question,
Since 900 books are bonded in 10 days by 18 binders.
∴ 1 books are bonded in 10 days by 18 / 900 binders.
∴ 1 books are bonded in 1 days by 18 x 10 / 900 binders.
∴ 660 books are bonded in 1 days by 18 x 10 x 660 / 900 binders.Correct Option: D
According to given question,
Since 900 books are bonded in 10 days by 18 binders.
∴ 1 books are bonded in 10 days by 18 / 900 binders.
∴ 1 books are bonded in 1 days by 18 x 10 / 900 binders.
∴ 660 books are bonded in 1 days by 18 x 10 x 660 / 900 binders.
∴ 660 books are bonded in 12 days by 18 x 10 x 660 / 12 x 900 binders.
∴ 660 books are bonded in 12 days by 18 x 10 x 55 / 900 binders.
∴ 660 books are bonded in 12 days by 18 x 55 / 90 binders.
∴ 660 books are bonded in 12 days by 55 / 5 binders.
∴ 660 books are bonded in 12 days by 11 binders.
- A certain industrial loom weaves 0.128 meters of cloth every second. Approximately how many seconds will it take for the loom to weave 25 meters of cloth?
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A certain industrial loom weaves 0.128 meters of cloth in 1 second.
A certain industrial loom weaves 1 meters of cloth in 1/0.128 second.Correct Option: D
A certain industrial loom weaves 0.128 meters of cloth in 1 second.
A certain industrial loom weaves 1 meters of cloth in 1/0.128 second.
A certain industrial loom weaves 25 meters of cloth in 25 x 1/ 0.128 second.
A certain industrial loom weaves 25 meters of cloth in 195.312 second.
- If 8 men can reap 80 hectares in 24 days, then how many hectares can 36 men reap in 30 days?
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Since 8 men in 24 days can reap 80 hectares.
∴ 1 men in 24 days can reap 80 / 8 hectares.
∴ 1 men in 1 days can reap 80 / 8 x 24 hectares.
∴ 36 men in 1 days can reap 80 x 36 / 8 x 24 hectares.
∴ 36 men in 30 days can reap 80 x 36 x 30 / 8 x 24 hectares.Correct Option: D
Since 8 men in 24 days can reap 80 hectares.
∴ 1 men in 24 days can reap 80 / 8 hectares.
∴ 1 men in 1 days can reap 80 / 8 x 24 hectares.
∴ 36 men in 1 days can reap 80 x 36 / 8 x 24 hectares.
∴ 36 men in 30 days can reap 80 x 36 x 30 / 8 x 24 hectares.
∴ 36 men in 30 days can reap 10 x 36 x 30 / 24 hectares.
∴ 36 men in 30 days can reap 10 x 3 x 30 / 2 hectares.
∴ 36 men in 30 days can reap 10 x 3 x 15 hectares.
∴ 36 men in 30 days can reap 450 hectares.
