A fish finder shows a large fish at 20 feet below the surface of the water and a smaller fish located 6 feet below the surface of the water. CIRCLE all the expressions that are
equivalent to the distance between the fish.
|– 20 + (– 6)|
|– 20– (– 6)|
|– 20– 6|
|– 6 + (– 20)|
|– 6– (– 20)|

As part of an annual fundraiser to raise money for diabetes research, diane joined a bikeathon. the track she biked on was 1,920 yards long. diane biked 38.5 laps. her sponsors agreed to donate an amount of money for each mile she biked. how many miles did she bike? first fill in the blanks on the left side using the ratios shown. then write your answer. given ratios: 5280ft / 1 mi , 1 mi /5280 ft , 1,920 yards / 1 lap , 1 lap / 1,920 yards , 3 ft / 1 yard , 1 yard / 3 ft. blanks: 38.5 laps / 1 yard x (blank) x (blank) x (blank) = (blank) miles i'm really confused on how to do this, and the explanations aren't exactly . if you could walk me through how to do this, it would be greatly appreciated.

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.

Aflower has 26 chromosomes. to create a new flower, how many would a sperm cell have what is called?