Which of the following sets of number does square of 121 NOT belong
A. Integer
B. Real Number
C. Rational number
D. Irrational number
I NEED HELPP

John makes $10.50 pers hour what expression represens how much he will make if he works h hours

Scenario: a rectangular plot of ground is 5 meters longer than it is wide. its area is 20,000 square meters. question: what equation will you find the dimensions? note: let w represent the width. options: w(w+5)=20,000 w^2=20,000+5 (w(w+5))/2=20,000 w+2(w+5)=20,000

This summer the number of tourists in salem increased 4.5% from last years total of 426000. how many more tourists came to salem this summer