A builder is buying boxes of nails. She has $187 to spend and each box of nails costs $4. How many boxes of nails can the builder buy?

How big is a acute obtuse and right angles degrees

Vardan thought of a prime three-digit number, all the digits of which are different. What is the last digit, if it is known that the last digit is equal to the sum of the first two digits?

Sin2x + cos3x expand the expression

Find the slope of the line and intercept the slope (3,2) (0,0)

Room temperature ranges from 20 degrees celsius to 25 degrees celsius. Find the range of room temperature in Fahrenheit. Use the formula, F-32=1.8C, to convert from the Celsius scale to the Fahrenheit scale.

The graph of the line p represents y=1/5x-1. If the slope of the line p is multiplied by - 10 to create the line r, which statement about the graphs of the two lines is true

Louise completed the work shown below. (5x3 + 3) 2 = (5x3) 2 + (3) 2 = 25x6 + 9 Determine if Louise's answer is correct. Explain

The difference between three times a number and seven is twenty. what is the number?

What is the value of the 4 in the number, 5,679.04

There are 8 pencils in a package. How many packages will be needed for 28 children's if each children get 4 pencils