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Pani-rosa [81]
4 years ago
15

A student earned 30 out of 35

Mathematics
1 answer:
dlinn [17]4 years ago
4 0

Answer:

86%

Step-by-step explanation:

30÷35=0.86(2 d.p)

0.86×100=86%

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Please can you help me, I only have about 20 minutes to get this done. Thanks!
Salsk061 [2.6K]

Answer:

B: 9d^8

Step-by-step explanation:

Simplify the expression using the rules of exponents.

7 0
3 years ago
70 points!
astra-53 [7]

y = 4.5x

Explanation:

9 ÷ 2 = 4.5

18 ÷ 4 = 4.5

27 ÷ 6 = 4.5

3 0
3 years ago
Paula finished the race at 2:14 p.m Beatrice finished the race 22 minutes earlier what time did Beatrice finish the race a 1:54
Digiron [165]

Answer: 1:52 PM

Step-by-step explanation:

PAULA: 2:14PM FINISHED THE RACE

BEATRICE: FINISHED 22 MINUTES EARLIER THEN PAULA

YOU TAKE 2:14PM AND SUBTRACT THE 22 MINS BEATRICE RAN TO GET YOU ANSWER.

SO 2:14 -14 MINS=2:00PM 14+8=22 (THE MINS BETRICE FINISHED)

2:00-8 MINS ( REMAINING FROM THE 22 ) THEN 2:00-8 MINS =1:52

ANSWER:1:52PM

5 0
2 years ago
a dolphin is swimming 18 feet below the surface of the ocean. there is a coast guard helicopter 75.5 feet above the surface of t
Sever21 [200]

Answer:

93.5

Step-by-step explanation:

I think because u would take -18 -18 + 75.5.

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6 0
3 years ago
Y and x have a proportional relationship, and y = 9 when x = 2. What is the value of y when x = 3?
Illusion [34]
Correct formula is y = kx, where k is the "constant of proportionality."

If y = 9 when x = 2, then 9 = k(2), or k = 9/2.

Then y = (9/2)x.

If x = 3, y = (9/2)(3) = 27/2  (answer)
5 0
3 years ago
Read 2 more answers
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