Toni can carry up to 11 lb in her backpack. her lunch weighs 1 lb, her gym clothes weigh 2 lb, and her books (b) weigh 2 lb each. how many books can she carry in her backpack?

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244

The expression 1.01*1.005(^t) gives the amount of money, in thousands of dollars, in carter's savings account (t) years after he opens it. what does 1.01 represent in this expression?