On each of 3 days, Derrick rode 6.45 mules to school, 15 meters to the library, and then 500 meters back home. how many kilometers did her ride for the 3 days altogetger?

One number is 2 less than a second number. twice the second number is 16 more than 4 times the first. find the two numbers.

How to measure grain size by linear intercept method?

A shipping container is in the shape of a right rectangular prism with a length of 9.5 feet, a width of 8 feet, and a height of 6.5 feet. The container is completely filled with contents that weigh, on average, 0.65 pound per cubic foot.

In a certain card game, for every 4 blue cards, there are 3 yellow cards. There are a total of 84 blue and yellow cards in the game. How many blue cards are in the game? blue cards

A rectangle is drawn with perimeter 75 cm. The length is 13 more than the width. What is the length?

The surface area of the given cube is 150 square feet. a) 5 cubic feet b) 25 cubic feet c) 125 cubic feet d) 625 cubic feet

If x=7+root 40, find the value of root x+1by the root of x

The last time andy went bowling he had a mean score of 158 per game. After 3 games Andy has a total score of 473 He thinks he needs to score over 160 in game 4 to get a mean score greater than 158. Is he correct? Show a check of working

8*{[ (7+4*2-[ (11-7) * 4]}

If the legs of a right triangle have lengths of 4 and 5 units what is the hypotenuse