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Aleks04 [339]
3 years ago
15

When surveyed,the student who preferred science class to English class was 5:4 if 90 students were surveyed how many students ch

ose science
Mathematics
1 answer:
svp [43]3 years ago
7 0
50. i’m sure you’re learning the proper mathematical way to do that, but my brain went ‘4+5 is 9. that’s 10 times less than 90’
You might be interested in
Here’s the repostttt
Aleksandr-060686 [28]

1. we have to find what number lie at A and B , and that too between and 1 and 2 , so these two numbers must be decimal numbers!! So let's find the number of scales between 1 and 2 , we get 8 scales !! So the question is how much place 1 scale will occupy ?? we have to find certain numbers between 1 and 2 , suppose between 1 and 2 we have 1 unit and those 1 unit occupies 8 scales !! so much place 1 scale occupies ?? to get it divide 1 by 8 and we get 0.125 !! so between 1 and 2 ,each blank space or scale occupies 0.125 unit!! now what numbers lie at A ? count the number of scale between 1 and A , we get 3 scales ! now multiply 3 by 0.125 , we get 0.375 , add 1 to 0.375 , we get 1.375 !! hence 1.375 lies at A ! now we have to find which number lies at B ? count the number of blanks or scale , we get 4 ! multiply 4 by 0.125 and we get 0.5 ! add this 0.5 to 1 , we get 1.5 ! therefore the number 1.5 lies at B !!

2. for 2nd number solution refer to the attachment! !

4 0
2 years ago
Ms. Spinosa is also going to the supermarket to buy 10 packs of water bottles, 20 packs of coke. She wants to equally spread the
Nutka1998 [239]

Answer:

3,588

Step by step:

7.5 × 24 × 20 = 3120

16.9 × 24 × 10 = 4056

4056 + 3120 ÷ 2 = 3,588

7 0
3 years ago
Read 2 more answers
Bill is a used car salesman. He sells a used automobile for $15,799. If he receives a 4%
Scrat [10]

Answer: 4 cents or .4

Step-by-step explanation:

Whenever in a problem like this where there is a fee, tax, and or bonus you move the decimal in front of the number and round to the nearest penny but if there is only one number in front of the decimal you don’t gotta do anything with it unless its .5 or higher but .4 and below you keep the same.

7 0
3 years ago
1/2 + 1/3 - 1/4 = I don't know
larisa [96]
Use "PEMDAS"
First we'll add then subtract

\frac{1}{2} + \frac{1}{3} =  \frac{2}{6} +  \frac{2}{6} =  \frac{4}{6}= \frac{2}{3}

\frac{2}{3} -  \frac{1}{4} =  \frac{8}{12} -  \frac{3}{12} =  \frac{5}{12}

\frac{1}{2} +  \frac{1}{3} -  \frac{1}{4} =  \frac{5}{12}
3 0
2 years ago
Read 2 more answers
21 points!!
exis [7]

Answer:

Simple multiplication gets you 124

Step-by-step explanation:

9x13=117

117+7=124

Maya now has 124 cookies

9 reps bags, 13 reps cookies, 7 reps cookies already had.

3 0
2 years ago
Read 2 more answers
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