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dsp73
4 years ago
15

Ifa student wanted to design an experiment that uses sound scientific principles, which of the following

Mathematics
1 answer:
qaws [65]4 years ago
4 0

Answer:

the answer is B

Step-by-step explanation:

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William is 3 years older than Charmaine.The sum of 3 times charmaines age and 2 times Williams age is 76.How old are William and
astra-53 [7]
Charmaine= x
William=x+3
3 times Charmaine = 3x
2times William = 2x+6
5x+6=76
5x=76-6
5x=70
X=14
Charmaine is 14
William is 3 years older so is 17

Check:
17x2= 34
14x3=42
34+42=76

So Charmaine is 14
William is 17
4 0
3 years ago
These two rectangles are similar which is a correct proportion for corresponding sides
hammer [34]

to make the proportion we make the ratio of the similar sides

For example

4/8 = 12/x

or we can write it as 4/12 = 8/x

or 12/x = 4/8

So last option is correct

4 0
3 years ago
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Susie wants to buy a snowboard that cost $530. She has already saved $98 for it. She makes $72 a week babysitting. Which inequal
Alex777 [14]
Its B , 6 because if you subtract 98 from 530 you get 432 and if you divide that by 72 you get 6 :)

6 0
4 years ago
Naomi and Stefan are selling pies for a school fundraiser. Customers can buy cherry pies and pumpkin pies. Naomi sold 11 cherry
dolphi86 [110]

The answer is the first option

3 0
2 years ago
Hi yessi it me can u see this
umka2103 [35]

Answer:

Answer Is (Answer) Trust me 100% sure.️Hit that report button Too:)

Step-by-step explanation:

6 0
3 years ago
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