1. The price of 3 metres of cloth is Rs 79.50. Find the price of 15 metres of such cloth. Solution: It is given that. Price of 3 m of cloth = Rs 79.50. We get. Price of 1 m of cloth = 79.50/3 = Rs 26.5. So the price of 15 m of cloth = 26.5 (15) = Rs 397.50. Hence, the price of 15 m of such cloth is Rs 397.50. 2. The cost of 17 chairs is Rs 9605.
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If brian is 8 and his brother is twice his age, his brother is 16. His brother is 8 years older so when Brian is 11 he will be 19
It’s B actually :) hope this helps
Answer:
They are a and b.
Step-by-step explanation:
We have got logarithms to the base 10 here.
We know that log 10^3 = 3 log 10 ( by the law of logarithms).
Also log 10 = 1 ( by definition) so log 10^3 = 3 log 10 = 3.