Cherries cost $2.50 per pound and mangoes cost $3 per pound. Kal bought a total of 7 pounds of cherries and mangoes for $20. Write a system of equations to represent the situation.

During a recession, Tina had to take a 9 % pay cut. Her original salary was $45,230. a. What has her salary after the pay cut? b. Once the recession was over, Tina's company wanted to increase her pay to her original salary.

Greg sets his watch for the correct time on Wednesday. exactly one week later, he finds that his watch has lost 3 1/4 minutes if his watch continues to lose time at the same rate, what will be the overall change in the time after 8 weeks

Which angle must be complementary to angle 3? 3 lines intersect to form 6 angles. Clockwise, from top left, the angles 2 (90 degrees), 1, 6, 5 (90 degrees), 4, 3. Angle 2 Angle 4 Angle 5 Angle 6

What is 38 and 5 tenths in decimal form

The sum of two numbers is 153. if four times the smaller number is subtracted from the larger number, the result is 18. find the two numbers.

Let f (x) = 2x - 1 and g (x) = x2 + 5. Find (fog) 0).

2qt/min=how many gal/s

How many headbands can the students make if one headband takes 7 beads, 9 inches of ribbon, and 3 buttons ... and the total amount of material you have is 6,437 beads, 3,636 buttons, and 3,870 inches of ribbon?

An object has a mass of 18 grams and its volume is 2 cm3 calculate density

In the diagram, a building casts a 20-ft shadow and a flagpole casts a 7-ft shadow. If the flagpole is 12 ft tall, how high is the building? Round to the nearest tenth ...