Convert 8/13 to an decimal. show your work

Two planes, A and B, start from the same place and move in different directions, making an angle of 50º between them. The speed of plane A is 200 miles per hour, and the speed of plane B is 300 miles per hour.

How many 12.6 pounds on an ounce

Svetlana's hair is 4 centimeters long. her hair grows 1.5 cementers per month. Svetlana want her hair to grow so that it is at least 7 centimeters long.

What was the original price if after 25% discount it became $285?

Three zeroes in a fifth degree polynomial function are 1/3,4-61, and - 2+11i What are the remaining zeroes of the function? 4+6i,-2-11i -1/3,4+6i, 2+11i -4+6i, 2-11i 3, 4+6i,-2-11i

If P dollars is deposited in a savings account that pays interest at a rate of r % per year compounded continuously, find the balance after t years. (Round your answer to the nearest cent.) P = 100, r = 2 1/2, t = 12

Linda bought 56 books. Linda bought 8 times as many books as Pablo. let b be the number of books pablo bought

Which equation should be used to solve 81 + * = 108

Nadia started at 19.26 feet below sea level and then changed her altitude by climbing a total of 5,437.8 feet up from her initial position. What was Nadia's altitude at the end of her climb

A toy manufacturer needs a piece of plastic in the shape of a right triangle with the longer leg 6 cm more than the shorter leg and the hypotenuse 12 cm more than the shorter leg. How long should the sides of the triangle be?