Alex needs ₹12a $^{3}$ b to buy a book. If he has ₹36a $^{3}$ b $^{2}$ , how many books can he buy?

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Solution

Amount of money needed to buy a book = 12a $^{3}$ b
Amount of money with Alex = 36a $^{3}$ b $^{2}$
Number of books that Alex can buy = 36a $^{3}$ b $^{2}$ $\div$ 12a $^{3}$ b
= 3b

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Alex needs ₹12a3b to buy a book. If he has ₹36a3b2, how many books can he buy?

Amount of money needed to buy a book = 12a3b Amount of money with Alex = 36a3b2 Number of books that Alex can buy = 36a3b2 ÷ 12a3b = 3b

Alex needs ₹12a $^{3}$ b to buy a book. If he has ₹36a $^{3}$ b $^{2}$ , how many books can he buy?

Amount of money needed to buy a book = 12a $^{3}$ b
Amount of money with Alex = 36a $^{3}$ b $^{2}$
Number of books that Alex can buy = 36a $^{3}$ b $^{2}$ $\div$ 12a $^{3}$ b
= 3b