The age of father is 4nyears. If the age of his daughter is (2n-9) years. find their total age.

The manufacturer of a certain type of new cell phone battery claims that the average life span of the batteries is 500 charges; that is, the battery can be charged at least 500 times before failing.

Juan jogs each day from his house to a local park, and then he jogs back along the same route. On his way to the park, he averages 4 miles per hour. On his way home, he averages 6 miles per hour.

What is 45 divided by 765

Simplest form of 502 over 63

Which of the following is a composite number? A. 19 B. 63 C. 0 D. 1

2. What is the circumference of a P265/60R16?

Colin, Natasha and Angad share?48 in a ratio 2:3:3. How much does each person get?

Estimate: 92% of 104

Find the value of x. If necessary, round your answer to the nearest tenth. The figure is not drawn to scale. 9.7 9.2 13.9 85

This is a 5-digit number. The ones digit is the same as the thousands digit. There is one 4 in the number. The ones digit is the same as the last digit of last year's calendar year. The ten thousands digit is five less than the thousands digit.