An Israeli handball team has 7 players. The 4 players who scored the most goals will be listed, in order of who scored the most to least, on the scoreboard.

1. How many different ways are there for the names to be listed?

2. Why did you choose permutation or combination?

Blank × 10-3 is 2,000 times greater than 1.9 × 10-6. it is also blank times greater than 9.5 × 10-4.

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Askateboard ramp is in the shape of a right triangle what is the height of the ramp