How do you convert -2/3 into a decimal

Given f(t) = 282 - 53 +1, determine the function value f(2). do not include f(z) = in your answer

Need to increase the numbers of customers i talk to daily by 20% how many customers do i need to talk to if i talk to a average of 8 customers per hour during an 8 hour shift

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16