Calculate the number of integers divisible by 4 between 50 and 500, inclusive.

A geography teacher lists 12 South American countries on the chalkboard. She asks each student in her class to write a report comparing 3 of the countries. How many ways are there to select 3 of the 12 countries

What quadratic function f whose only zero is - 6

On, average the front door of a home is opened 28 times each day. The williams family opened the front door 17 times more than the average. There are 31 day sin the month of october.

What is the reverse of subtract 16? a. divide by 16 b. multiply by - 16 c. multiply by 16 d. divide by - 16 e. add 16 f. add - 16

Determine the unknown side length of the golden rectangle with the given width length. w = 11, l = ? a. 6.8 b. 17.8 c. 13.35 d. 5.1

How to find the inverse of (7x-1) / (2x+2) ?

What is the total surface area of the square pyramid below? 14 cm 10 cm 10 cm Answers: 100 cm 200 cm 250 cm

Benjamin paints and sells his art work at art shows. He charges $56.25 for a large painting. He charges $25.80 for a small painting. Last month he sold six large paintings and three small paintings. How much money did he make in all?

A mixture of 12 ounces of vinegar and oil is 40%n vinegar by weight. How many ounces of oil must be added to the mixtue to produce a new mixture that is only 25% vinegar?

An airplane ticket has an area of 80 square centimeters. Its perimeter is 36 centimeters. What are the dimensions of the ticket?