Which of the following equations is true?
a. 10⋅1=0+10 b. 1+1=1⋅1 c. 4+1=4⋅0 d.2⋅1⋅0=2+1+0

There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jamie pay at the end?

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.