Who said Maths is Tough? Compiled by www.sainikrimc.com

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Who said Maths is Tough?
 Start with mental Maths:


Decimals:1. Add: 9.00009 +1.025


2. Multiply: 0.33x 0.007


3. Divide: 8.991 Divided by 0.09


4. Subtract: 97.002 – 1.00009


5. HCF of 84, 12, and 32 =?


6. L.C.M of 121, 222, and 333 is =?

7. Find the cost of 12 ½ dozen, if 4 items cost Rs.24


8. A boy cycles at a speed off 15 m/s what is the distance covered by him in 2 ½ hours?


9. Convert: 1111 minutes into hours  


10. Find the % of loss or gain when an item was purchased for Rs.80, a repair of Rs.10 was done and packing charges was Rs.10.  If his Selling price was Rs.7.50 more than CP.
    


Answer:10.   Profit   7.5 %Answer9: 18. 52 hoursAnswer8. : 135 km distance coveredAnswer:7Cost one items = 24/ 4 = 6 and hence 150 x 6 = Rs.900Answer 6: 90586Answer.5.: 4Answer:4.  96.00191Answer:3.    99.9Answer.2: 0.00231Answer.1: 10.02509

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