Question

1. what is 90% of 130?
2. what percent of 55 is 22?
3. 58% of what number is 78.3?
4. what percent of 35 is 21?
5. 90% of what number is 48.6?
6. what is 98% of 600?

Explanation:

Step1: Convert % to decimal, multiply

$0.90 \times 130 = 117$

Step2: Divide part by whole, convert to %

$\frac{22}{55} \times 100\% = 40\%$

Step3: Divide value by % decimal

$\frac{78.3}{0.58} = 135$

Step4: Divide part by whole, convert to %

$\frac{21}{35} \times 100\% = 60\%$

Step5: Divide value by % decimal

$\frac{48.6}{0.90} = 54$

Step6: Convert % to decimal, multiply

$0.98 \times 600 = 588$

Answer:

1. 117
2. 40%
3. 135
4. 60%
5. 54
6. 588