The aircraft A330 flies at an average speed of 400 miles per hour. The expression, 400t gives the distance traveled by the aircraft in t hours. Find the distance traveled by the A330 in 3 hours.

Write an expression equivalent to 5x²-15x that is a product of two expressions.

1. The weights of 30 students in a class (in Kg) are as follows. 42, 52, 46,63, 47,40,50,63,52, 57,40,47,55,52, 49, 42,56,51,48,47, 44,54, 54,62, 60,58,56,60,58,53. Answer the following questions: What weight range do most students lie in?

0.387 in a fraction in simplest form

5x-6y+87z=6x+96y-867z

Simplify the expression (1/2y^5) ^3 (2y^2) ^4

An angle measures 20∘. Find a. its supplement and b. its complement.

Colin and Brian were playing darts. Colin scored 62. Brian scored 59 more than Colin. What was their combined score?

store a sells a 100 oz bottle of cleaner for $12.99 store B sells the same cleaner for $9.49 for a 70 ounce bottle and store sells a 90 oz bottle of the same cleaner for $10.98 which store has the best buy for the cleaner

A strong man takes 2 minutes to make one cut through a log. How long will he need to cut a ten-foot log into into 4 equal pieces?

Solve the equation below. 19 + x = 37