Question

2.
The L.C.M. and H.C.F. of two numbers are 80 and 4 respectively. If one number is 16, find the other number
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Answer 1

Answer:

20

Step-by-step explanation:

we know that:-

LCM×HCF=Product of two given numbers

Let other number be x

80×4=16×x

x=80×4/16

x=20

I hope it will be helpful to you

Answer 2

SOLUTION

GIVEN

• The LCM and HCF of two numbers are 80 and 4 respectively.

• One number is 16

TO DETERMINE

The other number

CONCEPT TO BE IMPLEMENTED

HCF :

For the given two or more numbers HCF is the greatest number that divides each of the numbers

LCM :

For the given two or more numbers LCM is the least number which is exactly divisible by each of the given numbers

EVALUATION

Here it is given that LCM and HCF of two numbers are 80 and 4 respectively

One number is 16

We know that

LCM × HCF = Product of the numbers

⇒ 80 × 4 = 16 × The other number

⇒ 16 × The other number = 320

⇒ The other number = 20

FINAL ANSWER

The other number = 20

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