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posledela
2 years ago
13

PLEASE HELP I WILL GIVE BRAINLIEST!!!!!!

Mathematics
1 answer:
Luden [163]2 years ago
8 0

Answer:

C. 114

Step-by-step explanation:

bikes have 2 wheels

skateboards have 4 wheels

incline skates have 8 wheels in total

7*2 = 14

9*4 = 36

8*8 = 64

if you add all of these up you get 114 wheels in total. 8*8 was from 24-7-9 = 8

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A lecture hall contains $20$ chairs, all lined in a row. What is the number of ways that five chairs can be chosen, so that no t
patriot [66]

Answer:

Step-by-step explanation:

If we choose chairs having odd number in the row

no of chairs from which selection is made = 10

no of chairs to be selected = 5

no of ways = 10C₅

similarly if we choose hairs having even numbers only ,

similar to above , no of ways

= 10C₅

Total no of ways

= 2 x 10C₅

= 2 x 10 x 9 x 8 x 7 x 6 / 5 x 4x3 x 2 x 1

= 504 .

6 0
3 years ago
Read 2 more answers
PLS HELP I NEED IT I will give u points
loris [4]

Answer:

15b

Step-by-step explanation:

3x5

3 0
2 years ago
I don't understand number 8
Norma-Jean [14]
Let's try plugging in some negative numbers. Let's do x=-1. 5+-1=4. So we know that if we put in a negative number for x, then n will be positive. But what if we do a number greater than -5, because 5+-5=0. So let's try x=-6. So 5+(-6)=-1. Hmm. So here it is. We know that any number under -5 will be positive and any number above -5 will be negative.
8 0
3 years ago
Chad washes windows after school to make some extra money. He charges $5.50 to wash each window. If the customer provides the su
Fynjy0 [20]
The second option. The 5.5w part shows that its $5.50 times each window. The -3.25 is because he deducted 3.25 from the total. And then you have the price that he got on the other side. 

Here's the work to find the windows in case you want it:
5.5w-3.25=35.25
5.5w=38.50
w=7
He washed 7 windows
3 0
2 years ago
Read 2 more answers
Pleaseee someone helppp mee<br><br>​
zheka24 [161]

Answer:

gftfyuoppoiu7644wqqettuiopouytrewesdffhjklju

Step-by-step explanation:

gffggghhhjjklliigg

6 0
2 years ago
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