The sum of the 10th prime number and the 10 even number is the square of ........... number.
a.4th odd
b.6th odd
c.3rd whole
d.10th naural
Answers
Answer:
10th prime = 29
10th even number = 20
their sum = 29+20=49
49 is square of 7
so, right answer is 4th odd
hope it helps
SOLUTION
TO CHOOSE THE CORRECT OPTION
The sum of the 10th prime number and the 10 even number is the square of .... number.
a. 4th odd
b. 6th odd
c. 3rd whole
d. 10th natural
EVALUATION
Here first 10 prime numbers are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29.
10th prime number = 29
10th even number = 20
The sum of the 10th prime number and the 10 even number
= 29 + 20
= 49
= 7²
= Square of 4th odd number
FINAL ANSWER
Hence the correct option is a. 4th odd
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