Question

if 3/7 of 64%0f x/21 is1280 then the value of x

Answer 1

Answer:

Step-by-step explanation:

3/7*64/100*x/21 = 1280

1/7*64/100*x/7 = 1280

64x = 1280*4900

64x = 6272000

x = 6272000/64

x = 98000

Answer 2

HEY Buddy.....!! here is ur answer

$given \: that...... \frac{3}{7} \: of \: 64\% \: of \: \frac{x}{21} \: is \: 1280 \\ \\ = > \frac{3}{7} \times \frac{64}{100} \times \frac{x}{21} = 1280 \\ \\ = > x = \frac{1280 \times 7 \times 100 \times 21}{3 \times 64 } \\ \\ = > x = 98000$

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