ICSE Class 8: Unitary Method and Its Applications Videos | Direct and Inverse Variations

• A farmer can reap a field in 10 days while his wife can do it in 8 days - she does not waste time on smoking - if they work together, in how much time can they reap the field
• In a combined test on Maths & Science, 7.5% failed in Maths, 22.5% failed in Science, & 5% failed in both the subjects. If 120 students passed in both the subjects, how many students attempted the test? 
• If 18 doll cost rs 450 how many dolls can be purchased for rs 325?
•    A dozen notebookcost rupees 186 what is the cost of 8 such notebook how many notebooks will cost rupees 356.50  

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