No.1 Answer the following question.
1. Solve (9)x(-10) ÷ (-45)+4(-8)
2. Find the HCF of 72,90
3. Evaluate 3/4 - 5/6 + 3/8
4. Convert 0.77 into fraction.
5. Simplify 3/22 x 9/4 ÷ 4/11
6. 49 x 25 ÷ 343x125
7. If x/y= 4/5, y/z= 15/16 find x:z
8. 8:64 and x:5 are in inverse proportion, find x.
9. If CP= 1200 and SP= 1500 find profit and profit %.
10. Calculate the principal for the following if SI at 20% for 4 and ½ years.
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