Harley’s house has a value of £160 000 correct to 2 significant figures. Write down the least possible value of the house.

The function show two sisters' savings account and the rate at which they plan to deposit money

Find the solution(s) to x^2-14+49=0

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.