Question

if 60% of a is 4.2,than what is the value of a ​

Answer 1

Answer:

10.5

Step-by-step explanation:

60/100 of a=4.2

60a=4.2*100

a=4.2*100/60

a=10.5

Answer 2

Answer:

$60\% \: of \: a \: = 4.2 \\ \frac{60}{100} \times a = 4.2 \\ = 60a = 4.2 \times 100 \\ a = \frac{4.2 \times 100}{60} \\ = a = 7$