Simple Equations Test

Result

Simple Equations Test - 11

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Weekly Quiz Competition

Question 1
1 / -0

If 3p+2/5 −4p−3/7 +p−1/35=4,find the value of p.

A
65

B
63

C
36

D
56

Solution

Given 3p+2/5−4p−3/7+p−1/35=4⇒

2p+28=140⇒p=56
Question 2
1 / -0

The people of Delhi planted trees in a garden. Some of the trees were fruit trees. The number of non-fruit trees were 3 more than four times the number of fruit trees. What was the number of fruit trees planted, if the number of non, fruit trees planted was 87?

A
42

B
21

C
40

D
62

Solution

Let the number of fruit trees planted be x. According to question,

4x+3=87⇒

4x=87−3⇒4x=84⇒x=84/4=21
Question 3
1 / -0

4 is added to a number and the sum is multiplied by 5. If 20 is subtracted from the product and the difference is divided by 8, the result is equal to 10. Find the number.

A
16

B
12

C
8

D
20

Solution

Let the number be x. Then according to the problem, (x+4)×5−20/8=10⇒x=16