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Identifying Perfect Square Numbers by Observing Their Last Digit

The product o...

Question

The product of $4$ and a number is ___________.

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Solution

Let the number be $x$ .
Therefore, the product of $4$ and a number can be expressed as $4 x$ .

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Similar questions

Q. Fill in the blanks:
(i) Sum of two odd numbers is an ...... number.
(ii) Product of two odd numbers is an ...... number.
(iii)

a \neq 0

\Rightarrow

$V$ is a product of the first $41$ natural numbers $A = V + 1$ . The number of primes among $A + 1, A + 2, A + 3, A + 4, A + 39, A + 40$ .

Q. V is product of first

41

natural numbers

A = V + 1

. The number of primes among

A + 1, A + 2, A + 3, A + 4, . . . . ., A + 39, A + 40

V is product of first 41 natural numbers. A = V+1. The number of primes among A+1, A+2, A+3, A+4 ............... A+39, A+40 is:

(A) 1 (B) 2

(C) 3 (D) 0

Q. In a survey conducted on a group of 1000 people it is found that 40% buy product A, 20% buy product B, and 10% buy Product C, 5% buy products A and B, 3% buy products B and C and 4% buy products A and C. If 2% of the group buy all the three products, then find the number of people who buy i) product A only. ii) atleast one of the products A, B or C

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Identifying Perfect Square Numbers by Observing Their Last Digit

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