3 years ago

Three tenths of a number is 2.1. Determine the number .

1 answer:

REY [17]3 years ago

6 0

Ok so... Let x be 2.1

x = 2.1 / (3/10)

multiply both the numerator and denominator by 10 which gives

x = 21/3 SO the answer is......

x = 7 Yay!!! Have a god day

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