Question

Gembira throws the javelin 34m. Then she improves this by 1.7 m. What is her percentage improvement ??

Answer 1

Answer:

5%

Step-by-step explanation:

To Find:-

☆Percentage improvement

Solution:-

Increase in percentage:-

$\frac{x}{100} \times 34 = 1.7$

$34x = 1.7 \times 100$

$34x = 170$

$x = \frac{170}{34}$

$x = 5\%$

Answer 2

Answer:

To Find:

Percentage improvement

Solution:

Increase in percentage:-

x/100 × 34 = 1.7

34x = 1.7×100

34x = 170

x = 170/34

x = 5%