What is S10 for 1+2+4+8 + ... ?

Whats the square root

The length of a rectangle is six times its width. if the area of the rectangle is 216 ft2, find its perimeter.

Q12: What is the value of 2/3 (-9 + 3) ?

Evaluate 3 (6a) when a=3 substitute and solve (A.) 54 (B.) - 54 (C.) 50 (D.) 40

Rachel ate 1/8 of the vegetarian pizza and 1/4 of the cheese pizza. How much pizza did she eat?

Lena has ridden 22 miles of a bike course. The course is 44miles long. What percentage of the course has Lena ridden so far?

1. x/y where x and y are both rational and y cannot equal 0 A. Rational B. Irrational C. Cannot Be Determined 2. (√x) ^2 where x is rational A. Rational B. Irrational C. Cannot Be Determined 3. x√2 where x is irrational

An open box is constructed of 3500 cm2 of cardboard. The box is a cuboid, with height hcm and square base of side xcm. What is the value of x which maximises the volume of the box?

How many numbers between 1 and 101 are evenly divisible by 4 but not by 8?

A rectangle is 12.5 meters long and 11.1 meters wide. what is its perimeter? a. 23.6 meters b. 22.2 meters c. 25 meters d. 47.2 meters