How many elements must a set have if the number of proper subsets of the set is one half

of the total number of subsets of the set?

Look at the following set of data. 7,9,8,7,2,6,7,11,9,7,5,7,3 What is the mode of the data? A 6 B 11 C 2 D 7

Solve the following system of equations 2x+y=11 and - x+2y=2

In 12 weeks felipè earns 4500 doing yard work. He earns the same amount each week. Let m stand for the amount earned each week. how much does felipè makes in a week

What is the value of 3/5 of a £1?

Rachel earned 89.70 on tuesday she spent 55.89 at the grocery store how much money does she have left

Alicia drove 82 miles and she drove 8 hours and earned 180.80. How much did Alicia earn per hour

You may have heard the phrase "at a snail's pace" used to refer to something moving very slowly. How fast does a snail travel? A recent study measured the speed of garden snails.

In a theater there are 12 chairs in the first row, each row has 2 more chairs than the previous row, and there are 10 rows. How many chairs are there in the theate

Can polynomials be a fraction/decimal?

Drew has 32 toy cars. He trades 7 of those cars for 11 more toy cars. How many toy cars does Drew have now?