Bobby has 3 times as many model spaceships as his friend Sylvester does. Bobby has 21 spaceships. How many model spaceships does Sylvester have?

Use the Fundamental Counting Principle to find the total number of outcomes for each situation. a) Choosing a bagel with one type of cream cheese from the list shown in the table Hint: there are 4 bagel choices and 3 cream cheese choices

6ax^2+6ax+6a find the greatest common factor?

What plus 4/10=55/100?

Given vectors a = (1,2), b = (2,-1), find 4a-3b

An airplane flies due North at 100mph through a 30mph cross wind blowing from S80E. Determine the resultant velocity and direction of the airplane

Tom had a total of $220 and spent $35 what percent of his money is left

Ou have a roll of tape that is 60 meters long. How many yards do you have? Note: 1 yd =.9144 meter. A) 50 yards B) 60 yards C) 66 yards D) 98 yards

is hanging birdhouses on her fence, which includes one red post. The first birdhouse is 27.7 in. to the right of the red post. The second birdhouse is 24.9 in. to the left of the first birdhouse.

On Sunday, 370 people bought tickets to the county fair. Tickets cost $7 for adults and $3 for children. The total revenue from ticket sales on Sunday was $1750.

A box of crackers costs $0.26 per ounce. If the box contains 10 ounces, what is the cost of the box of crackers? A $0.026 B $2.60 C $0.260 D $26.00