Question

1) If 140 is increased to 390. Find the percentage increase.

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Answer 1

Answer:

New value =

390 + Percentage increase =

390 + (140% × 390) =

390 + 140% × 390 =

(1 + 140%) × 390 =

(100% + 140%) × 390 =

240% × 390 =

240 ÷ 100 × 390 =

240 × 390 ÷ 100 =

93,600 ÷ 100 =

936;

Answer 2

Answer:

64%

Step-by-step explanation:

$\frac{(390 - 140)}{390} \times 100$

$= \frac{250}{390} \times 100$

$= 64$

which is your answer.....

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