Estimate.

45.86 + 54.14
A. 90
B. 99
C. 100
D. 110

Helena lost her marbles. but then she found them and put them in 44 bags with mm marbles in each bag. she had 33 marbles left over that didn't fit in the bags.

Simplify -4z+2y-y+-18z a.-22z+y b.-14z+2 c.3y+22z d.y +14z

The random variable x is defined as the number marking the sector in which the arrow lands when the spinner in the diagram is spun once.