3 years ago

The price of 3 books is Rs.330 . How many such books can be bought for Rs.550 ?

Mathematics

2 answers:

AysviL [449]3 years ago

5 0

330/3= 110
550/110=5

Answer is 5 books

Inessa05 [86]3 years ago

5 0

Answer:

$5 \: \: \: \: books$

Step-by-step explanation:

$3 = 330 \\ 1 = \frac{330}{3} \\ \: \: \: \: \: = 110 \\ \\ \\ x = 550 \\ 1 = 110 \\ cross \: \: multiple \\ 550 = 110x \\ \frac{550}{110} = \frac{110x}{110} \\ x = 5$

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