Question

Joe bought 200 masks and each mask costs Rs.5. How much did he pay altogether?

Answer 1

Given:

1. total number of masks= 200
2. cost of 1 mask= Rs. 5

so, total cost fir 200 masks=

200×5

= 1000

therefore, Joe paid Rs. 1000 altogether.

Answer 2

He bought 200 masks.
And 1 mask costs Rs. 5. So for the equation you do...

1 mask = Rs. 5
200 masks = x(unknown)

➡️ x = Rs. 5 * 200 masks/ 1 mask

➡️ x = 1,000/1

➡️ x = Rs. 1,000