Unitary Method
- 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 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 cost of x meters of wire is d rupees, then what is the cost of y meters of wire at the same rate?
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According to given question,
Since Cost of x meters of wire is d rupees.∴ Cost of 1 meters of wire is d x ∴ Cost of Y meters of wire is d . y x Correct Option: D
According to given question,
Since Cost of x meters of wire is d rupees.∴ Cost of 1 meters of wire is d x ∴ Cost of Y meters of wire is d . y x ∴ Cost of Y meters of wire = dy x
- 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.
- An industrial loom weaves 0.128 meters of cloth every second. Approximately, how many seconds will it take for the loom to weave 25 meter of cloth?
-
View Hint View Answer Discuss in Forum
According to given question,
Since an industrial loom weaves 0.128 meters of cloth in 1 seconds.
∴ an industrial loom weaves 1 meters of cloth in 1 / 0.128 seconds.
∴ an industrial loom weaves 25 meters of cloth in 1 x 25 / 0.128 seconds.Correct Option: B
According to given question,
Since an industrial loom weaves 0.128 meters of cloth in 1 seconds.
∴ an industrial loom weaves 1 meters of cloth in 1 / 0.128 seconds.
∴ an industrial loom weaves 25 meters of cloth in 1 x 25 / 0.128 seconds.
∴ an industrial loom weaves 25 meters of cloth in 25 / 0.128 seconds.
∴ an industrial loom weaves 25 meters of cloth in 195 seconds.
