Lin used a scale of 1 inch to 1 foot. her brother used a scale of 1 inch to 1 yard. whose is drawing is larger? how many times as large is it?

Lin's drawing would be three times larger.

Step-by-step explanation:

Lin used a scale of 1 inch to 1 foot.

Her brother used a scale of 1 inch to 1 yard.

1  yard = 3 feet

Lin used scale of 1 inch to 1 foot.

her brother used a scale of 1 inch to 3 feet ( 1 yard ).

Lin's drawing for 1 yard = 3 inches

Therefore, Lin's drawing would be three times larger.

x is the total time in minutes for the free response

you are given number of questions as 15 - m and time per item as 8 minutes

to find x multiply the two givens together:

x = 8 * (15-m) = 8(15-m)