To choose a sample for a survey of seventh graders, the student council puts pieces of paper with the names of all the seventh graders in a bag and selects 20 names. Is it ransom sample or a biased sample. Explain.

Find the sum. 4x2 7x2 =

Colton has 16 marbles and 8 white marbles. he want to place them identical groups without any left over. What is the greatest number of groups colton can make?

The amount of money that college students spend on rent each rent month is usually between 300 and 600.

How do you do out 8 meters decreased by 25% (im in 7th grade)

Find the sum of the first 44 terms of the following series, to the nearest integer. 10, 14,18, ...

The equation (x-6) (8+x) = (x-6) (8) + (x-6) (x) illustrates the use of which property?

Consider the equation x^2=36

If AB=BC, AB=4x-2, and BC = 3x+3, find AB

A circular flower bed is 24 m in diameter and has a circular sidewalk around it that is 4 m wide. Find the area of the sidewalk in square meters

An amount of $49,000is borrowed for 13 years at 7.25% interest, compounded annually. If the loan is paid in full at the end of that period, how much must be paid back? Use the calculator provided and round your answer to the nearest dollar.