In her caculations, Marllory will be using the sqaure root of 2 often. She wants to use as few digits as possible, but at the same time have sufficient precision. How should Mallory round the square root of 2 so that the approximate times 5 is greater that 7.05? Answers:
a) to tenths
b) to hundredths
c) to thousandths
d) to ten-thousandths