Question

5 shaving blades cost RS 6.25 find the cost of 12 blades​

Answer 1

Answer:

Rs. 15

Step-by-step explanation:

cost of 5 blades = Rs. 6.25

cost of 12 blades = x

5 : 6.25 :: 12 : x

product of extreme is equal to product of intremes

5x = 6.25 × 12

$5x = 6.25 \times 12 \\ x = \frac{6.25 \times 12}{5} \\ x = 1.25 \times 12 \\ x = 15$

cost of 12 blades is = Rs. 15

hope you get your answer

Answer 2

Cost of 5 shaving blades= Rs6.25
Therefore,cost of 12 shaving blades= 6.25/5 x 12
= 1.25 x 12
= 15

Therefore,the cost of 12 blades is Rs.15 .