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ss7ja [257]
4 years ago
13

Can anyone answer all the ones left, plz show work❤️

Mathematics
1 answer:
djyliett [7]4 years ago
6 0
I noticed that some of your answers were wrong so I answered and corrected all of it. Hope my answer helps you.

15. 268

16. 94 R 114

17. 209

18. 246 R 211

19. 86 R 39

20. 908

21. 587

22. 1494 R 41

23. Emilio will have at least 67 full rows of trees. I know because if you divide the number of trees by the trees he planted per row, we'll get the total number of rows.

24. Camilla can make 96 necklaces.
Solution: (8,160 + 2,880) divided by (85 + 30) = 96.

25. 69 people received a free admission over the two days.
Solution: (6,742 + 5,487) divided by 175 = 69.

26. The divisors 2,000, 200, and 20 are all similar except the number of zeros. You can remove a zero from each dividend equal to the number of zeros in the divisor. The smaller the divisor, the greater the quotient when dividing the same number (80,000).

27. When a zero was added to the dividend, a zero was also added to 17.
Solution: 9,554 ÷ 562 = 17.
95,540 ÷ 562 = 170.

28. 111 moons could be lined up in a row between Earth and the Moon.
Solution: 384,400 ÷ 3476 = 110.587.
The number is 5 so I rounded it up.
If the number is 4 and below, I wouldn't round it up.

The solution for 15-19 is below. They're all in order.

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I’ll give you brainlest!!!!
PolarNik [594]

Answer:

Londyn it should be the third since nickels AND quarters are placed in a jar for 25 in total and the bottom represents how it is made into $4.05

7 0
3 years ago
3r +4&lt;10<br> Question <br> Need <br> Help<br> With<br> This
DIA [1.3K]

Answer:

r<2

Step-by-step explanation:

3r+4<10

3r<-4+10

3r<6

r<2

4 0
3 years ago
The number of bats in a colony is growing exponentially. After 2 years, there were 120 bats. After 5 years, there were 960 bats.
melomori [17]

Answer:

7680 bats

Step-by-step explanation:

The number of bats in a colony is growing exponentially.

The formula for exponential growth =

y = ab^t

Where t = time in years

From the above question, we are told that:

After 2 years, there were 120 bats. After 5 years, there were 960 bats.

So we form an equation

120 = ab²...... Equation 1

960 = ab⁵ ....... Equation 2

Hence:

120/960 = ab²/ab⁵

1/8 = b²/b⁵

1/8 = 1/ b^5 - 2

1/8 = 1/b³

1/2³ =1/ b³

2^-3 = b^-3

b = 2

We solve for a

120 = ab²...... Equation 1

120 = a × 2²

120 = 4a

a = 120/4

a = 30

If the colony continues to grow at the same rate, how many bats are expected to be in the colony after 8 years?

Using the formula

y = ab^t

t = 8

a = 30, b = 2

y = 30 × 2⁸

y = 7680 bats

4 0
3 years ago
What is the speed of a car that traveled a<br> total of 300 kilometers north in 2 hours?
Vlad1618 [11]

Speed = Distance/Time

So, speed

= 300 km/2h

= 150km/h

= (150 × 1000m) / 3600s

= 150000m/3600s

= 41.66m/s [approximately]

5 0
3 years ago
Off John has 3 apples and he give 7 away, how many apples does that person have?
zimovet [89]

Answer:

-4

Step-by-step explanation:

3-7= -4

3 0
3 years ago
Read 2 more answers
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