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

You have just built a new system from scratch. you turn the computer on but the system boot fails and sounds a beep code. what might be theissue

If y=9 and x=12 what additional information is necessary to show that dum=map using the SAS postulate

Factor the polynomial

elizabeth brought a box of doughnuts to share. there are two-dozen (24) doughnuts in the box, all identical in size, shape and color. five are jelly-filled, 9 a

What is 50% percentage of 1/5

When the factors of a trinomial are (x-p) and (x-q) then the coefficient of the x-term in the trinomial is:

Jamie jogged a total distance of 6 and 1 over 2 miles during the months of March and April. If Jamie only jogged 1 over 6 mile every day, which expression shows

The basal surface of most epithelial tissues is attached to a ____________ membrane, a specialized type of extracellular material secreted by epithelial and con

Which is the graph of g(x) = 2x – 1 + 3?

The product of two consecutive positive even integers is 12,320. what are the two integers?