2 years ago

1.N% of 40 is 10. Solve for N. Just put the number.

Mathematics

1 answer:

Serhud [2]2 years ago

7 0

Step-by-step explanation:

N% of 40=10

N/100×40=10

N=10×100/40=25

60%of homework=45min

1%of homework=45/60=3/4min

100%of homework =3/4 ×100=75 min

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Keisha went into a park at 1:30 pm she hiked for 1 hour 35 minutes. Then she went to the picnic area for 45 minutes and left the

nata0808 [166]

Answer:

3:50pm

Time Keisha went to the park- 1:30pm

Time spent for hiking- 1hour 35 minutes

Time spent at the picnic area- 45 minutes

1: 30pm

+1. 35min

2: 65pm

But 60 minutes is 1 hour so the 65 will be changed to 1 hour 5 minutes making it

3: 05pm

+0: 45min

3: 50pm

Hence the time Keisha left the park was 3:50pm

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2 years ago

16y5+4y5-12y3+15y3? What is the simplified form?

Eddi Din [679]

Answer:

$20y^5+3y^3$

Step-by-step explanation:

$16y^5 + 4y^5 -12y^3 + 15y^3$

All we can do here is combine like terms (add those that have the same the same exponent)

$20y^5+3y^3$

Good luck!

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2 years ago

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Tems11 [23]

d soon is the answer

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2 years ago

The cost of tuition at a college is $12,000 and is increasing at a rate of 6% per year; 4 years.

Mekhanik [1.2K]

Answer: $2880

Step-by-step explanation:

I = P • r • t

I = 12000 • 0.06 • 1460/365 (I used 1340/365 because there are 365 days in a year. 4 years = 1460)

I = 2880

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2 years ago

Which of the following values of x are solutions to the equation 4x^2+x-60=0

Vladimir79 [104]

Answer:

x = 15/4, - 4

Step-by-step explanation:

I'm not sure :p

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