How to solve 312.50=a+0.25a

Solve the system by elimination. -4x - 4y = 0 4x + 4y = 0

When 300 apple trees are planted per acre, the annual yield is 1.6 bushels of apples per tree. For every 10 additional apple trees planted, the yield reduces by 0.01 bushel per ten trees.

6 tons is how many pounds

The total hotel bill was $659 the cost of the airfare was $633 use mental math to find the total

1. What's the exact value of cot[cot^-1 sqrt3/3]? 2. What's the exact value of sin^-1 (cos pi/2) ? 3. What's the exact value of tan (sin^-1 x/2) ?

17=14 3/4 + 1/6 + missing number

The world record for the women's 3,000-m steeplechase is 9 min 1.59 s. Find the runner's speed in meters per second. Round answer to the nearest hundredths.

A rectangle has an area of 85 square cm. If the length is 2 more than 3 times its width, find the dimensions of the rectangle

If arrivals occur at a mean rate of 3.6 events per hour, the exponential probability of waiting more than 0.5 hour for the next arrival is:

A multiple number of 7 and divisible by 5 and greater than 55