A machine fills 420 bottles in 3 hours. How many bottles will it fill in 5 hours ?

(a) 252 (b) 700 (c) 504 (d) 300

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Solution

Answer : (b)

No. of bottles 420 x

Time 3 5

More time, more bottles

$∴$ By direct proportion

$∴$ 420 : x :: 3 : 5

$x = \frac{420 \times 5}{3} = 700$

$∴$ No. of bottle will be 700

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A machine fills 420 bottles in 3 hours. How many bottles will it fill in 5 hours ? (a) 252 (b) 700 (c) 504 (d) 300

Answer : (b) No. of bottles 420 x Time 3 5 More time, more bottles ∴ By direct proportion ∴ 420 : x :: 3 : 5 x=420×53=700 ∴ No. of bottle will be 700

A machine fills 420 bottles in 3 hours. How many bottles will it fill in 5 hours ?

(a) 252 (b) 700 (c) 504 (d) 300

Answer : (b)

No. of bottles 420 x

Time 3 5

More time, more bottles

$∴$ By direct proportion

$∴$ 420 : x :: 3 : 5

$x = \frac{420 \times 5}{3} = 700$

$∴$ No. of bottle will be 700