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omeli [17]
3 years ago
12

Grace scored 18 out of 22 on a grammar quiz and 60 out of 70 on a social studies test. Did she score a higher percentage on the

grammar quiz or on the social studies test?
Mathematics
2 answers:
Aleonysh [2.5K]3 years ago
6 0

Answer:

18 divided by 22 is around 82

60 divided by 70 is around 86

Step-by-step explanation:

So the social studies test she scored higher

ELEN [110]3 years ago
3 0
Social studies because 18/22 is approximately 82% and 60/70 is approximately 86%
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If a triangle has the same base and height will it have the same area
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Yes

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7 0
3 years ago
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X + 5y = 28<br> - x - 2y = -13
bazaltina [42]

Answer:

x=3

y=5

Step-by-step explanation:

x+5y=28 (i)

-x-2y=-13. (ii)

add equation 2 from equation 1

x+5y=28

-x-2y=-13

3y=15

y=5

put the value of y in equation 1

x+5y=28

x+5*5=28

x+25=28

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x=3

8 0
3 years ago
A runner can run 20 miles in 150 mins if she runs at that speed what is her pace in mins per mile
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Answer:7.5

Step-by-step explanation:

4 0
3 years ago
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Which statement is true? A. A sample statistic can never be equal to the population parameter. B. Point estimates are defined fo
stich3 [128]

Answer:

D

Step-by-step explanation:

7 0
4 years ago
Part 1. Determine the molar mass of a 0.622-gram sample of gas having a volume of 2.4 L at 287 K and 0.850 atm. Show your work.
sdas [7]

If a sample of gas is a 0.622-gram, volume of 2.4 L at 287 K and 0.850 atm. Then the molar mass of the gas is 7.18.

<h3>What is an ideal gas equation?</h3>

The ideal gas equation is given below.

PV = nRT

The equation can be written as

\rm PV = \dfrac{m}{M} \ RT\\\\\\MPV = mRT

Where M is the molar mass, P is the pressure, V is the volume, R is the universal gas constant, T is the temperature, and m is the mass of the gas.

Then the molar mass of a 0.622-gram sample of gas has a volume of 2.4 L at 287 K and 0.850 atm.

V = 2.4 L = 0.0024

P = 0.85 atm = 86126.25 Pa

T = 287 K

m = 0.622

R = 8.314

Then we have

\begin{aligned} \rm M \times 86126.25 \times  0.0024&= 0.622 \times  8.314 \times 287\\\\\rm M &= 7.18 \end{aligned}

Then the molar mass of the gas is 7.18.

More about the ideal gas equation link is given below.

brainly.com/question/4147359

#SPJ1

6 0
2 years ago
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