Martha bought an apple for $0.89 and a drink for $1.95 .Which is the best estimate of how much money she spent?

What is the difference between regular convex and concave polygons

The functions f(x) and g(x) are shown in the graph f(x)=x^2 what is g(x) ?

Angie has saved 3/8 of the amount she needs to buy a bike. clive has saved 7/10 of the amount he needs to buy a skateboard. what is the difference between clive's and angie's fraction of savings?