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FrozenT [24]
2 years ago
12

The present age of nitin is two times the present age of his sister pooja. After 7 years their ages will add to 68 years. Find t

heir ages
Mathematics
1 answer:
svlad2 [7]2 years ago
7 0
N=2p

(n+7) + (p+7) = 68

2p + 7 + p + 7 = 68

3p + 14 = 68

3p = 68 - 14 = 54

p=54/3=18

n=2p=36

Check: (18+7)+(36+7)=25+43=68  good



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Wade bicycles at a speed of 10 miles an hour and arrives at his office in only 15 minutes. What is the distance in miles to his
bulgar [2K]

Answer:

The distance to his office is 2.5 miles.

Step-by-step explanation:

Given : Wade bicycles at a speed of 10 miles an hour and arrives at his office in only 15 minutes.

To find : What is the distance in miles to his office?

Solution :

The relationship between distance, speed and time is

\text{Distnace}=\text{Speed}\times \text{Time}

The speed of bicycle is 10 miles per hour.

Time taken is 15 minutes.

Converting into hours,

1 hour = 60 minutes

1 minute = \frac{1}{60} hours

15 minute = \frac{15}{60} hours

15 minute = 0.25 hours

Substitute the value sin the formula,

\text{Distnace}=10\times0.25

\text{Distnace}=2.5

Therefore, The distance to his office is 2.5 miles.

4 0
2 years ago
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For any linear function f(x) = mx + b, when does kf(x) = f(kx)?
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The perimeter of a school crossing sign is 102 inches what is the length of each side
12345 [234]
Add up all sides lengths:

s+6  +    s+6    +  s  +    s    + 2s    = 102

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The lengths of sides are as follows:

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I hope that helps!



4 0
2 years ago
Read 2 more answers
You are having a pizza-making party. You will need 6 ounces of dough and 4 ounces of sauce for each person at the party (includi
Tcecarenko [31]

Answer:

78 ounces of dough

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12 guests are coming (not including you)

Step-by-step explanation:

13x6=78

13x4=52

78+52=130 ounces

6 0
1 year ago
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