Replace the ? by the correct mathematics symbol to make the expression true
18 ? 12 ? 4 ? 5 = 59

Tyler enjoys the fish so much that after his birthday his family decides to take him to a famous aquarium a tank at the aquarium is similar to his tank with the scale factor of 8 how many times greater is the volume of the tank at the aquarium than the volume of tyler tank

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

Roger could feed 5 walruses with 4 kilograms of fish. how many walruses could he feed with 7.2 kilograms of fish?