Question

The ratio of number of blue pens to the number of red pens sold in store are 7:3. If 80 pens are sold, find the number of blue pens and red pens

Answer 1

Answer:

Number of blue pens : 56

Number of Red pens : 24

Step-by-step explanation:

calculating number of blue pens will take place as follows

$\frac{7}{10} \times 80 = 56$

calculating red pens will take place as follows

$\frac{3}{10} \times 80 = 24$