The measurement of a pressure valve starts at 36 psi and falls to 30 psi. What is the approximate percent decrease in the reading on the pressure valve.

a. 17%

b. 20%

c. 80%

d. 83%

Megan picked 34 flowers. Some of the flowers are yellow and 18 flowers are pink. How many of the flowers are yellow?

a number machine uses a rule to charge input numbers into output numbers. this number machine charged 4 into 16, 5 into 20, and 6 into 24. what number will 7 be cgarged into?

You pay $510 to rent a storage unit for 3 months. the total cost includes an initial deposit plus a monthly fee of $160. A) write an equation that represents your total cost y (in dollars) after x months. B) Interpret the y-intercept.

The slope of a line is 2. The y-intercept of the line is - 6. Which statements accurately describe how to graph the function?

A copy machine makes 28 copies per minute. How many copies does it make in 3 minutes and 30 seconds

Simplify: 4.16-1.1*2.6+0.7 squared

If a typist can type 350 words in 7mins, how many words can she type in 1Min

Which symbol can be placed in the blank of 5.01 5.010

Write a linear factorization of the function. f (x) = x4 + 4x2 A f (x) = x2 (2x + i) 2 B f (x) = x2 (x + 2i) 2 C f (x) = x2 (x + 2i) (x - 2i) D f (x) = x2 (2x + i) (2x - i)

A biased coin is flipped 10 times. in a single flip of the coin, the probability of heads is 1/3 and the probability of tails is 2/3. the outcomes of the coin flips are mutually independent. what is the probability of each event?