420 rounding to the nearest 10

Jackie dog weighted 4 6/9 pounds as a puppy. Now her dog weights 8 3/4 pounds. how many more pounds dose Jackie's dog weight now than she did as a puppy

Find the simplified form of each expression. Give your answer in scientific notation. (5 x 10^-7) (8 x 10^-4) A) 4 x 10^13 B) 4 x 10^-12 C) 40 x 10^-10 D) 4 x 10^-10

What is the exponent of the exponential expression? 4^3

Some engines require oil to be mixed with gasoline. For every gallon of gas used, 4 ounces of oil should be added. How much gas is needed if 12 ounces of oil are used?

Children's tickets to a movie cost $4.00. Adults tickets cost $7.00. If 275 tickets were sold for a total of $1574.00, how many of each type of ticket were sold?

Assume a round of golf requires four hours of leisure time, and attending a concert requires two hours. If the price of a round of golf is $40 and the price of a concert is $80, ceteris paribus, Joe will play

Hans is planting a garden with snapdragons and daisies. The table shows some possible combinations of the two plants. If Hans plants 29 daisies, how many snapdragons will he plant?

Find the greatest common factor (GCF) for each number set 1. 4,10 A. 1 B. 2 C5 2. 25,50 A. 1 B. 5 C. 25 3. 56.63 A. 1 B. 6 C. 7 4. 12,24,48 A. 2 B. 12 C. 24 5. 96,120 A. 2 B. 12 C. 24

Identify the set of numbers that makes up the domain in the relation { (-2, - 2), (0, 2), (2, 4), (3, - 6) }. -6, - 2, 2, 4 -6, - 2, 0, 2, 3, 4 -2, 0, 3, 4 -2, 0, 2, 3

B=100-10x^2 it costs the company $60