Question

CLASS: VIII
SUBJECT: MATH
SUMMER VACATION PRACTICE WORK
M.M:80
PART A
(1X8=8)
What are rational numbers? Is zero a rational number?
2Find y from given statement 50/7 X y =200
3. Sum of two numbers is 37/7. If one number is 1/5 find second number.
4, Write in expanded form 30053.09.
5 Write in standard form 0.000937
5 Simplify 5-1-6-1.
If a perfect square has n numbers of digits, then number of digits in its sq
will be.........
& Write in fraction and as a percent 5:40.
PART B
(2X9=
- Verify the property of commutative of addition of rational numbers for
numbers -17/5 and -6/7.
​

Answer 1

Answer:

ans1=a number of the form p/q ,where q not equal to 0, are known as rational number.

yes 0 is a rational number because 0 is written as 0/1 according to definition now 0 is form in p/q and q not equal to 0