What is the answer to (r-s) 3 r2 if r = - 3 and s = - 4

4 If Alice gives Susan £6.00 the money they each have is in the ratio 2:1; however, if Susan gives Alice £1.00 the ratio is 1:3. How much money have Alice and Susan each before they exchange any money?

The diameter is the longest chord that can be drawn in a circle. True False

Question Navigator Choose the answer. 13. (1 pt) What is the value of 8 cubed? A. 16 B. 24 C. 64 D. 512

James started doing his homework at 10:35 A. M. and stopped at 1:17 P. M. What was the total time he spent on homework? a. 8 h 19 min c. 9 h 18 min b. 3 h 42 min d. 2 h 42 min

Which property does the example shows. 23.1+42.6=42.6+23.1. A. associative property of addition or B. Distributive property

Airplane A takes off and ascends at a rate of 3000 ft/min. At the same time, Airplane B, which is flying at 30,000 ft, begins to descend at a rate of 2500 ft/min. Let h represent the height off the ground in feet, and let t represent time in minutes.

What is y=2x+1 3x+4y=26 equal?

In a certain manufacturing plant, the first operation can be done on any one of five machines, the second operation on only one machine, the third operation on any one of six machines, and the fourth operation on either of two machines.

using the frequency table below find how many students recived a score of 70 or better on a math test

Find the area of the following ellipse Use = 3.14 and round to nearest tenth. a = 8 in.; b = 7 in.