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3 years ago

Greatest common factor for 20y3, 30y4, 40y6

1 answer:

3 0

20y³: 2 · 2 · 5 · y · y · y
30y⁴: 2 · 3 · 5 · y · y · y · y
40y⁶: 2 · 2 · 2 · 2 · 5 · y · y · y · y · y · y

GCF(20y³, 30y⁴, 40y⁶) = 10y³

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If a bank account doubles in size every 5 years, then by what percent does it grow after only 3 years? Round to the nearest tent

mr Goodwill [35]

Answer:

Step-by-step explanation:

Alright, let get started.

Suppose the initial deposit in account = x

After five years, this accounts get doubled means = 2x

Means in 5 years , the growth = $2x-x = x$

So, in 1 year, the growth will be = $\frac{x}{5}$

So, in 3 years, the growth will be = $\frac{x}{5}*3=\frac{3x}{5}$

So percent grwoth will be = $\frac{\frac{3x}{5}}{x}*100 = 60$

Hence percentage growth is 60 %. : Answer

Hope it will help :)

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3 years ago

A typist types at the rate of 88 words in 3 minutes. What is her typing rate per minute?

Roman55 [17]

Answer:29.3

Step-by-step explanation: 88/3

6 0

3 years ago

Read 2 more answers

HELP please! ‍♂️<br><br> Last one is 0.5 < x < 1.5<br><br> And none

Ket [755]

1.5 is lesser than 0.5. Oh, wait nevermind I meant to say -1.5 is lesser than 0.5

3 0

3 years ago

Miranda and Jean are planning a trip together. They want to drive, but they're not sure whose car to take. Jean's car uses gallo

e-lub [12.9K]

Jean's car :

(12 1/2) / (5/12) =

(25/2) / (5/12) =

25/2 * 12/5 =

150/5 =

30 miles per gallon

Miranda's car :

(20 5/7) / (5/7) =

(145/7) / (5/7) =

145/7 * 7/5 =

145/5 =

29 miles per gallon

most fuel efficient is Jean's car....it gets 30 miles per gallon

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3 years ago

Read 2 more answers

**The following scenario is for #12, #13, and #14 on this test.** A school chorus has 90 sixth grade students and 75 seventh gra

givi [52]

Answer:

The music director can make 15 groups of performers with 6 sixth grade students and 5 seventh grade students in each group.

Step-by-step explanation:

A school chorus has 90 sixth-grade students and 75 seventh-grade students.

Factor these two numbers:

Find GCF(90,75):

Now,

Therefore, the music director can make 15 groups of performers with 6 sixth grade students and 5 seventh grade students in each group.

6 0

3 years ago