A lot is 21 ft by 30 ft. To support a fence, an architect wants an upright post at each corner and an upright post every 3 ft in between. How many of these posts are needed?

What are 2 numbers that have 2, 3, and 5 as factors

True or false square root 54 is close to 7?

Solve. -2 1/4 divide (-1 1/2) A. - 1 / 12 B. 1 1/2 C. - 3 3/8 D. 3 3/8

Solve for the variable k. m __ = x k

The sum of three consecutive even integer was is 30 more than the largest. What are the three consecutive even integers

In a game of pool, a 0.4 kg cue ball is traveling at + 0.80 m/s when it hits a slower striped ball moving at + 0.38 m/s. After the collision, the striped ball moves off at + 0.62 m/s.

You buy a container of cat litter for $12.25 and a bag of cat food for xx dollars. the total purchase is $19.08, which includes 6% sales tax. write and solve an equation to find the cost of the cat food.

What is y-7=4 (x+4) in standard form

Which best describes the strength of the model with an r-value of - 0.93? a weak positive correlation a strong positive correlation a weak negative correlation a strong negative correlation

In the United States a bale of cotton weighs 500 pounds. How many kilograms does a bale weigh?