For every left-handed person, there are about 4 right-handed people. If there are 30 students in class, predict the number of students who are right-handed.

Angles 1 and 2 are supplementary. Which equation represents the relationship between their measures? l?

the perimeter of a rectangle is 210cm. the ratio of the width to the length is 3:4. what is the length of the rectangle?

What is the correct formula for the sequence 1,2,4,8

Which equation represents a line having a slope 5/2 and y-intercept (0, - 4) ? y = - 4x + 5/2 y = 4x - 5/2 y = 5/2x - 4 y = - 5/2x + 4

A new sidewalk will be 5 feet wide, 240 feet long, and filled to a depth of 9 inches (0.75) with concrete. How many cubic yards of concrete are needed?

Susan bought 1 kilogram bag of grapes

Rob bought one jar of sun-dried tomatoes for $4. How many jars can Mofor buy if he has $8?

What is 20.35 divided by 3 in the standard algorithm

A stadium must have 10 attendants at the stadium parking lot and two each at the satellite lots. each attendant makes $10/hour.

Dixon and his little sister Ariadne stand next to each other on the playground on a sunny afternoon. Their mother measured their shadows. Dixon's shadow is 18 feet long and is 18 feet long and ariadne's shadow is 15 feet long.