An executive invests $21000, some at 7 % and the rest at 6%. If he receives an annual return of $1390, how much is invested at each rate?

Assuming that Tony and Mark both walk at a constant rate, the unit rate for Tony is meters per minute and the unit rate for Mark is meters per minute.

Four angles of a pentagon have measures of 85°, 90°, 95°, and 110°. The smallest of all the exterior angles measures is

Find the five number summary of the following data set : 12,15,9,17,16,10,11,4,8,9,20,12

2 - digits numbers between 10 and 90 with a 1 in the one place

What is 3x+5=-9 in slope intercept form

A box contains 9 plain pencils and 3 pens. A second box contains 3 color pencils and 5 crayons. One item from each box is chosen at random. What is the probability that a pen from the first box and a crayon from the second box are selected?

6x - 8y = 4 X-8y = - 26

0.0345 Mm to meters?

Solve for x: 5x + 2 = 4x - 9. 7 -7 11 -11

Ron practice piano 1 & 2/3 hours on Monday and 5/6 hours on Tuesday. how much did he practice altogether?