81 is 40.5% of WHAT number

1. 2,000

2. 200

3. 33

4. 330

25 members of the eighth grade class at Parkcentre middle school are going to a museum and dance which each student must pay the entrance fee to the museum and 7.25 for lunch the total cost for the trip is $443.

Write the equation of the line that has a slope of - 4 and a y-intercept a (0,7)

Ms. Lum bought 4 7/10 yards of fabric for bulletin boards at $3.29 per yard. What was the total cost of the fabric?

What is 21,372 divided by 52?

100067581234*4555688=

Cristina is painting the playhouse she made for her sister. She intends to paint only the outside of the house that does not include the floor. The paint she chose must be purchased in full gallons. Each gallon covers 200ft² and costs $15.

Solve the equation. - 4 (3 - 2x) + 2x = 2x - 8 A) x = 2 B) x = - 1 C) x = 1 / 2 D) x = 1 / 3

Theta is an acute angle and sin theta and cos theta are given. Use identities to find tan, csc, sec, and cot. Where necessary, rationalize denominators. Sin theta = 8/17, cos theta = 15/17. a. tan theta = ? b. csc theta = ? c. sec theta = ? d.

Peter measured the width of one cardboard strip as 3 1/4 ft. A second cardboard strip measured 3 2/3 ft in width. Estimate the combined width of the cardboard strips. a. 12 ft b. 6 ft c. 5 ft d. 7 ft

A piece of hot metal is cooling at a linear rate. Its Temp. After 4 minutes is 310 deg. Its Temp. After 7 minutes is 205 deg. When will the object be 30 deg.?