Mental Calculation with Fractions and Percentages

Charlie was $140 \mathrm{cm}$ last year. This year she is $5\%$ taller. If Charlie is $k \mathrm{cm}$ tall in this year, then find the value of $k$.

$12.5\%$ of $\$320=\$$_____

Find the value of $\frac{5}{8}$ of $4.8 \mathrm{kg}$

Calculate:

$1\frac{1}{6} \mathrm{of} 48$

Calculate:

$\frac{2}{13} \text{of} 39=$_____

$1\frac{1}{4}\mathrm{of} 200\mathrm{ml}=$_____$\mathrm{ml}$

Calculate:

$\frac{5}{8} \text{of} 4.8 \mathrm{kg}$

Find:

$1.5\% 0f 160$

$45\% of 200$ is equal to:

$25\% of 148=$_____

Find:

$12.5\% of 280$

Calculate:

$\frac{2}{3} \text{of} 52$

Which one of the following is the odd one out? 

True or false?

$110\% of 300 g=310 g$

$150\% 0f 320 cm=480 cm$

True or false? 

$175\% of 80 ml=120 ml$

$125\% of 240 km=60 km$