In an aquarium, the ratio of dolphins to pufferfish is 2 : 3 and the ratio of pufferfish to star fish is 4 : 7. There are 8 dolphins in the aquarium how many star fish are there?

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared

Can someone me out here number 4 plz

In the diagram, the ratios of two pairs of corresponding sides are equal to prove that almn - axyz by the sas similarity theorem, it also needs to be shown that x 6 z un z zz un = 2x zləzz lezy