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mariarad [96]
3 years ago
10

Tom started a savings account that earned $168 an interest in eight years with an annual rate of 7% simple interest what was the

original amount in the account
Mathematics
2 answers:
Goryan [66]3 years ago
8 0

Answer:

Step-by-step explanation:

I = PTR/100

Given from the question:

I = $168

R = 7%

T = 8

P = ?

Substituting into the formula , we have

168 = P X 8 X 7 / 100

168 X 100 = 56P

16800 = 56P

Therefore

P = 16800/5

P = 300

Therefore the original amount in the account is $ 300

mojhsa [17]3 years ago
7 0

Answer:$300

Step-by-step explanation:

S.I=P×R×T/100

S.I =Simple interest

P=principal amount

R=Rate

T=Time

100×S.I/R×T=P

100×168/7×8

=16800/56=$300

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Understanding:

The total number of students is 40. 8.20% of them were absent, which means the rest were present, or in other words, (100-8.20)% were present or 91.8%. We can find the actual number of present students by multiplying the percentage of present students by the total number of students.

Solution:

Present Percentage = 91.8% or \frac{91.8}{100}

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Please help me or tell me the answer
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Answer:

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Three students have started a fence-painting business. Working together, Pragnesh and Qazi can paint the fence in 2 hours. Simil
vlada-n [284]

Answer: 55.4 mins

Step-by-step explanation:

pragnesh and qazi = 2hrs

pragnesh and roghui = 3hrs

qazi and roghui = 4hrs

this means for every 1 hour they wold paint.

pragnesh and qazi = \frac{1}{2} half of the fence

pragnesh and roghui = \frac{1}{3}

qazi and roghui = \frac{1}{4} quarter of the fence

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Answer:

3/26

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Probability of the first box to have the secret decoder ring is 18 out of 52:

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Probability that both of them have the secret decoder ring:

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<u>So the answer is</u> 3/26

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3 years ago
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