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alisha [4.7K]
3 years ago
7

At a math competition two students can answer 40 questions in one hour at the same rate how many questions can five students ans

wer in 15 minutes
Mathematics
1 answer:
igor_vitrenko [27]3 years ago
7 0

Answer:

25 questions  

Step-by-step explanation:

2 students can answer 40 questions in 1 h.

1  student   can answer 20 questions in 1 h (60 min).

1  student   can answer   5 questions in ¼ h (15 min).

5 students can answer 25 questions in ¼ h.

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Plz help I will give brainliest!
elena55 [62]

Answer:

b, 1 5/8

Step-by-step explanation:

the area is 4 15/32 square meters, and you find the area by doing length x width. the length is provided, 2 3/4. so all you have to do is divide 4 15/32 by 2 3/4 and you get 1 5/8

6 0
3 years ago
Read 2 more answers
You and three friends go out to eat and decide to split the bill evenly. The food you order comes to a total of $48. If you leav
zloy xaker [14]

Answer:

11.64

Step-by-step explanation:

100%-> 48

15%-> 7.20

6.25%-> 3

48+7.20+3=58.20

58.20÷5=11.64

4 0
3 years ago
Sarahs craft project uses peices of yarn that are 1/8 yard long.She has a peice of yarn that is 3 yards ling.How many 1/8 yard p
motikmotik
Pieces of yarn .... 1/8 yard long (each)
a piece of yarn ... n = 3 yards long
remaining ... 1 1/4 yards = 5/4 yards

If you would like to calculate how many 1/8 yard pieces can Sarah cut and still have 1 1/4 yards left, you can do this using the following steps:

n - 1 1/4 = <span>3 - 1 1/4 </span>= 3 - 5/4 = 12/4 - 5/4 = 7/4 = 1 3/4 yards

7/4 / 1/8 = 7/4 * 8/1 = 14 pieces

Result: Sarah can cut 14 1/8 yard pieces and still have 1 1/4 yards left.

3 0
4 years ago
Read 2 more answers
In a class of 7 there are 2 students who forgot their lunch. If the teacher chooses 2 students what is the probability that both
Reika [66]
It is about a 28% chance.
4 0
3 years ago
Need help on this question anyone please!
LenaWriter [7]

Answer:

f(3)=2

Step-by-step explanation:

To find f(3), we simply need to find the ordered pair at x=3.

From the graph, we can see that the ordered pair at x=3 is (3,2).

Thus, f(3)=2.

And we're done!

5 0
3 years ago
Read 2 more answers
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