word problems with fractions help

a farmer has 3 daughters and 7 1/4 hectares of land.he gave 2/5 of it to the youngest daughter.3/5 of what remains to the next youngest and what remained to the eldest.how much land did each daughter received?

Can someone explain to me how to solve this equation: (4/9)-1/2* *Exponent ?

How does multiplying fractions differ from adding fractions

I can't figure out this problem! Do I multiply or add? Same for the 2nd one! 1. Robin has read 3/4 of a book. Mark said he had read 1/2 as much as robin. What fraction of the book has mark read? (i have 2 show my work) 2. A bycicle is on sale for 2/3 of its original price . If the...

Thereare101 engines and 94 lawn mowers. There are 19 engines and 3 lawn mowers defective. 40 are properly constructed but 42 were not. Of the lawn mowers that are not defective 50 were properly constructed 41 were not.