There are 35 competitors in a marathon. 60 percent of these finished the race in under four hours. How many competitors finished the race in under four hours?

Two mechanics worked on a car. The first mechanic charged $45 per hour, and the second mechanic charged $75 per hour. The mechanics worked for a combined total of 15 hours, and together they charged a total of $825. How long did each mechanic work?

Round 8and 5/6 to the nearest whole number

Factorize x^4+4x^2+16

Alexandra wants to make trail mix. She has 5/8 of a cup of shredded coconut. Each batch of trail mix requires 1/4 of a cup of shredded coconut. If she has enough of the other ingredients, how much trail mix can Alexandra make?

For a triangle DEF classified as equilateral, which statement must be true? a. At least two sides are congruent. b. Two sides are perpendicular. c. All three sides are congruent. d. Two sides are parallel.

How many different ways can 50 players in a marching band be arranged in a rectangle arrangements?

A farmer is dividing 128 eggs into 5 crates, how many eggs will go into each crate?

Erica has eight necklaces 1/4 of the necklaces are blue how many necklaces are blue?

Match the terms to their definition. 1. a sequence in which a fixed amount is added on to get the next term arithmetic sequence 2. an individual quantity or number in a sequence common difference 3.

How can you prove a triangle is a right triangle? Select one: a. Use the distance formula to see if at least two sides are congruent. b. Use the slope formula to see if any sides are perpendicular. c.