TEST 1
1、a) Express 20796 grams in kilograms,giving your answer correct to the nearest
kilogram.
b) Express 175.85 to the nearest 10.
Ans:(a) kg
(b)
kilogram2、Express 74088 as a product of its prime factors.in index notation form.
Ans:
3、Find the HCF and LCM of 23×32×53 and 23×34×52.leave your answer
in index notation.
Ans: HCF
LCM
4、Factorise completely 3ac－4bc－6ab＋8bd
Ans:
6、
7、
8、
10、
12、

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