starbutterfly1550 starbutterfly1550

04-01-2019
Mathematics

contestada

The number of fish in a lake deceased by 25% between last year and this year.Last year there were 60 fish in the lake. What is the population this year?

Respuesta :

richjessica2002 richjessica2002

04-01-2019

45 fish

explination. 25% of 60= 15
60-15=45

Answer Link

musiclover10045 musiclover10045

04-01-2019

The population decreased by 25% which means there is 75% of the population left ( 100% - 25% = 75%)

Multiply last years population by 75%:

60 x 0.75 = 45 fish this year.

Answer Link

Otras preguntas

What number rounds to 100, if rounding to the hundredth place?

What was the major motivation behind the actions of President Truman’s loyalty boards and those of the House Un-American Activities Committee?

How do the earths physical features affects people's activitys? Choice of occupation,method of transportation,recreational activities,all the above,none of the

Perform the indicated operation. 4/11 ÷ 4/9

A dependent variable is a. directly changed by the experimenter. b. manipulated by changes to the independent variable. c. a variable that is kept constant. d.

A sunflower turns its head toward sunlight. What triggers this behavior in a sunflower?

What is the answer for 7(9+k)=84

Most ovarian cysts are small and do not cause any symptoms. a. True b. False

The sum of a number times 5 and 28 is less than 29 Use the variable b for the missing number

how has the time period in which oedipus the king has written affects the themes. what beliefs were changing or shifting