Class 10 Ch-1 Real Numbers Worksheet - Goyanka Maths Study - GMS - Learning Simply
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Class 10 Ch-1 Real Numbers Worksheet - Goyanka Maths Study

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Class 10 Ch-1 Real Numbers Worksheet - Goyanka Maths Study

Given below are the Class 10 Maths Real Numbers Worksheets
a. HCF and LCM problems
b. Prime Factorisation Problems
c. Division Problems
d. Long answer questions
e. Word Problems
Question 1
Use Euclid’s algorithm to find the HCF of 4052 and 12576.

Question 2
show that any positive odd integer is of the form 4q + 1 or 4q + 3, where q is some integer.

Question 3
Find HCF and LCM of following using Fundamental Theorem of Arithmetic method.
448, 1008 and 168

Question 4
Find the HCF and LCM of following using Fundamental Theorem of Arithmetic method 377, 435 and 667.

Question 5
Find HCF of numbers 134791, 6341 and 6339 by Euclid’s division algorithm.

Question 6
Find the least positive integer which when diminished by 5 is exactly divisible by 36 and 54.

Question 7
Find HCF and LCM of 12, 63 and 99 using prime factorisation method.

Question 8
If the HCF of 144 and 180 is expressed in the form 13m – 3, find the value of m.

Question 9
Three alarm clocks ring at intervals of 4, 12 and 20 minutes respectively. If they start ringing together, after how much time will they next ring together?

Question 10
In sports Day activities of a school, three cyclists start together and can cycle 48 km, 60 km and 72 km a day round the field. The field is circular, whose circumference is 360 km. After how many rounds they will meet again?

Question 11
LCM of two numbers is 2295 and HCF is 9. If one of the numbers is 153, find the other number.

Question 12
Express 111972 as a product of its prime factors.

Question 13
Two tankers contain 850 litres and 680 litres of petrol respectively. Find the maximum capacity of tanker which can measure the petrol of either tanker in exact number of times.

Question 14
The traffic lights at three different road – crossing change after every 36 seconds, 60 seconds and 72 seconds. If they change simultaneously at 8 a. m. after, what time will they change again simultaneously?

Question 15
Using prime factorization method, find HCF and LCM of 80, 124 and 144. Also, show that HCFX  LCM = Product of three numbers.

Question 17
Determine the prime factorization of 45470971 positive integers.

Question 18
A rectangular courtyard is 18m 72 cm long and 13m 20cm broad. It is to be paved with square tiles of the same size. Find the least possible number of such tiles.

Question 19
Find the least number that is divisible by all the numbers between 1 and 10 (both inclusive).

Question 20
What is the smallest number that, when divided by 35, 56 and 91 leaves remainders of 7 in each case?

About the Author

At the helm of GMS Learning is Principal Balkishan Agrawal, a dedicated and experienced educationist. Under his able guidance, our school has flourished academically and has achieved remarkable milestones in various fields. Principal Agrawal’s visio…

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