Ask question

Ask question

All categories

PilotLPTM [1.2K]

3 years ago

7

If a hallway measuring 90 feet by 7 feet requires 1/2 a fluid ounce of cleaning solution per square foot, how much cleaning solu

tion is needed to clean the hall ?

1 answer:

kirill115 [55]3 years ago

4 0

90ft by 7ft gives an area of:
90 x 7 = 630 sq ft

1/2 fl oz is needed for each square foot

630 x 1/2 = 315 fl oz required.

You might be interested in

Explain how you know that the values of the digit 5 in numbers 150,000 and 100,500 are not the same.

bagirrra123 [75]

The digit 5 in the number 150,000 represents 50,000 (fifty thousands) while the digit 5 in 100,500 represents 500 (five hundreds).

3 0

4 years ago

Read 2 more answers

In this figure, angles Rand S are complementary. Find the measure of angle S.<br>Solution:

slavikrds [6]

Answer:

∠ S = 28°

Step-by-step explanation:

Complementary angles sum to 90°, that is

∠ R + ∠ S = 90°, substitute

62° + ∠ S = 90° ( subtract 62° from both sides )

∠ S = 28°

7 0

3 years ago

Evaluate the expression for m = -3.

Julli [10]

Answer:

The answer is -8

-4 l5 +(-3)l

-4 (2) = -8

3 0

3 years ago

PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!!<br><br> What is [100(−4)^n-1} equal to?

nikklg [1K]

Answer: -5100

<u>Step-by-step explanation:</u>

$\sum^4_1[100(-4)^{n-1}]\qquad \rightarrow \qquad a_1=100\ \text{and r = -4}\\\\\\S_n=\dfrac{a_1(1-r^n)}{1-r}\\\\\\\\S_4=\dfrac{100(1-(-4)^4)}{1-(-4)}\\\\\\.\quad=\dfrac{100(1-256)}{1+4}\\\\\\.\quad=\dfrac{100(-255)}{5}\\\\.\quad=20(-255)\\\\.\quad=-5100\\$

3 0

3 years ago

Write an equation for when slope =-3 and y-intercept = 36

Elenna [48]

Answer:

-3x+36

Step-by-step explanation:

the slope is -3, so just add an x.

the y intercept is 36

put them a together and you get -3x+36

6 0

3 years ago

Read 2 more answers