What is the value of the expression 3y-zy+5z3y-zy+5z when y = 6 and z = 2?

a. 1

b. 3

c. 4

d. 16

12. The circumference of a quarter is about 76 mm. What is the area? Round to the nearest tenth.

Which gives the equivalent decimal form of the fraction 14/16? 4.0073 0.7005 0.875 4.7003

The mean age of a dance troupe is 14.2 years. A 7-year-old sibling is invited to join the troupe. How does the sibling's age affect the mean? A. The new mean age will be 10.6 years. B. The new mean age will be greater than 14.2 years. C.

A prom dress originally priced at $450 is on sale for off the original price. In addition, Alia has a coupon for 10% off the discounted price. If there is a 6% sales tax on the final price of the dress, what would Alia's total cost be?

This exercise involves the formula for the area of a circular sector. find the area of a sector with central angle 3π/5 rad in a circle of radius 9 m. (round your answer to one decimal places.)

What are the first four terms in tn=3n+2

An object is launched from the ground. The object's height, in feet, can be described by the quadratic function h (t) = 80t - 16t2, where t is the time, in seconds, since the object was launched.

What's 25% off of $44?

Garys cat ate 3/5 of a bag of cat treats in september and 1/5 of the same bag of cat treats in october. what part of the bag of cat treats did garys cat eat in both months?

The equation P = 0.0089t2 + 1.1149t + 78.4491 models the United States population, P, in millions since 1900. If t represents the number of years after 1900, then what is the estimated population in 2025 to the nearest tenth of a million? (1) 217.