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Lera25 [3.4K]
3 years ago
13

Just a quick question. Is 21 the right answer for y?

Mathematics
1 answer:
slava [35]3 years ago
7 0

Answer:

I think it is right but not sure

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The grades for 200 students at a middle school are represented in the graph below how many more students earned Cs then Ds
Xelga [282]

Answer:

B. 60

Step-by-step explanation:

There are a total of 200 students here, and 45% got Cs, to find how many got Cs, multiply 200 by 45%, or 0.45: 200*0.45 = 90, 90 people got Cs.

15%  got Ds, multiply 200 by 15%, or 0.15 to get 30, 30 got Ds

The amount who got Cs minus the amount who got Cs is 90 - 30 = 60, 60 more students got Cs than Ds

3 0
2 years ago
How much more is 10,245 than 6,769
inysia [295]

Answer:3,476

Step-by-step explanation: Just subtract them

4 0
3 years ago
Read 2 more answers
What is th answer of 2/5 x = 10
andrey2020 [161]

Answer:

x=25

Step-by-step explanation:

2x=5*10

x=50/2

x=25

3 0
1 year ago
Find the inverse of f(x) = 2
allochka39001 [22]

Answer:

the inverse is option B.............

3 0
2 years ago
PLS HELP WILL GIVE BRAINIEST! You are flying in an airplane that has 2 engines. The engines individually have a success rate of
Salsk061 [2.6K]

Answer:

.01%*

Step-by-step explanation:

Individually, they both have a rate of failure of 1%.

.01 x .01 = .0001

Therefore they have a combined probability of failure of .01%

*Disclaimer!!

I am not the best at this area in math so I would still reference against someone else's answer, but this is my best effort :)

4 0
3 years ago
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