Q.1.
What is the result of 2 x 8 ?
Q.2.
What is the result of 16 x 64 as a power of 2?
Q.3.
What index number must follow 3 to give 6,561?
Q.4.
What is the result of 2 ÷ 2 ?
Q.5.
What is 0.2 as a power of 5?
Q.6.
A pond plant doubles its surface area every four days. If it covered an area of 20 cm on 17 June, what is its area on 15 July?
Q.7.
How many litres will fill a cube of side length 25 cm?
Q.8.
John started a savings account with a deposit of £500 at 1.5% compound interest per year. How much (to the nearest 1p) is the account worth after three years?
Q.9.
How many days are there in 2 x 3 x 5 seconds?
Q.10.
What is the result of dividing 25 by 625?