40 is what percent of 68? show ur work

The length of a quarter is about 0.955 inch. Round the length of the quarter to the nearest tenth of an inch.

If the ratio of distance traveled to time it takes to ride a bike is 2 to 16 how many miles can you ride in 40 minutes

Fredrick slept 4 hours each day in weekdays and 8 hours in weekend. How many hours did he sleep in 5 weeks?

8 and 11/100 into a mixed number and a decimal

Han, his sister, his dad, and his grandmother step onto a crowded bus with only 3 open seats for a 42-minute ride. They decided Han's grandmother should sit for the entire ride.

The problem is 7 (y + 2) + 3

What is 6 2/5 X 1/4?

Write these numbers in standard form: 8.23 x 106 2.4 x 10-5

The mean temperature for the first 7 days in January was 4 °C. The temperature on the 8th day was 4 °C. What is the mean temperature for the first 8 days in January?

From the 10 male and 7 female sales representatives for an insurance company, a team of 4 men and 4 women will be selected to attend a national conference on insurance fraud. In how many ways can the team of 8 be selected?