What is 10,000,000 written as a power of ten?

a.107
b. 108
c.10–8

d.10–7

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

Julie was able to walk 16 km through the zoo in 6 hours. how long will it take her to walk 24 km through the zoo?

The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction