1.

The cost of 10 apples and 3 mangoes is Rs.51. The cost of 7 apples and 5 mangoes is Rs.56. Find the cost of 3 apples and 4 mangoes.​

Answer»

-step explanation:TAKE APPLES as X and mangoes as ythen10x+3y=517x+5y=56by eliminatingWe get x= 7 ANDY= 3so 3x+4y will be 3*7+4*3 which is 21+12=33



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