(6) A t-shirt originally priced at $16 was reduced after a sale. After a coupon had been applied, James paid $11.20 for a new t-shirt. By what percent was the shirt discounted?

The shirt was discounted at 30%

Step-by-step explanation:

1- Find how many dollars you saved (16-11.20=4.8$)

2-

4.8/16

?/100

?= 100x4.8÷16

?=30

-2/

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.