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Levart [38]
3 years ago
15

There are 90 students in Grade 5, and 10% of them were absent today.In Grade 6, 15% of the 80 students were absent today.What wa

s the total number of students in the two grades who were present today?
Mathematics
1 answer:
podryga [215]3 years ago
3 0

Answer:

21 students

Step-by-step explanation:

90 x .10 = 9

80 x .15 = 12

9 + 12 = 21 students

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I need help asap please? and this is for math? what is 11x+70=180?
harkovskaia [24]

Answer:

x=10

Step-by-step explanation:

5 0
2 years ago
Read 2 more answers
For the month of April which option would be better? 1. To be gifted $1,000,000 once only on April 1st. OR 2. To receive a penny
SVETLANKA909090 [29]

Answer:

a.) April has 30 days

If you for option No.2, you would have:

[day, amount($)]

1, 0.01

2, 0.02

3, 0.04

4, 0.08

5, 0.16

6, 0.32

7, 0.64

8, 1.28

9, 2.56

10, 5.12

11, 10.24

12, 20.48

13, 40.96

14, 81.82

15. 163.48

16, 327.68

17, 655.36

18, 1310.72

19, 2621.44

20, 5242.88

21, 10,485.76

22, 20,971.52

23, 41,943.04

24, 83,886.08

25, 167,772.16

26, 335,544.32

27, 671,088.64

28, 1,342,177.28

29, 2,684,354.56

30, 5,368,709.12

Option 2 grants you more than 5 times as much as Option A and is therefore obviously better.

b.) A diagram would show first a slow rise, than a steeper and steeper rise, then would almost growvertically. exponential growth

#coronatime

The most elegant form to describe the given numbers would simply be

$=1*2^x

You start with one, eich doubles after a day (x=1). x is the number of days and how often you multiply by 2

c.) Wasn't sure without calculating, but I guessed Opt.2, because it seemed that one should be tricked into choosing Opt.1

Have a nice day

Brainliest would be appreciated

If there are questions left, feel free to ask them

4 0
3 years ago
There are 6 people in edema family.Beach person drinks2\5 of a gallon of milk each week .How many gallons of milk does Den's fam
iren [92.7K]

hard to see the answers on the screen with the glare but the answer is 2.4 so I would say if there is a choice between 2 and 3 that would be the answer

4 0
3 years ago
What is the explicit formula for the arithmetic sequence –7.5, –9, –10.5, –12...
natita [175]

Answer:

= - 1.5n - 6

Step-by-step explanation:

Given that the sequence is arithmetic with n th term ( explicit formula

= a₁ + (n - 1)d

where a₁ is the first term and d the common difference

Here a₁ = - 7.5 and d = - 9 - (- 7.5) = - 9 + 7.5 = - 1.5

= - 7.5 - 1.5(n - 1) = - 7.5 - 1.5n + 1.5 = - 1.5n - 6

Step-by-step explanation:

3 0
3 years ago
What’s the common denominator for 3/7 and 1/2? Sorry but I don’t know
shepuryov [24]

Answer:

14

Step-by-step explanation:

7 0
3 years ago
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