livia60 livia60

03-10-2021
Mathematics

contestada

A farmer had twice as many cows as sheep. After he had sold
375 cows and another 12 cows died, he had half as many cows
as sheep left. How many cows remained?

Respuesta :

aorta122307 aorta122307

03-10-2021

Answer- 129 cows
Explanation:
C=2S
Now, with C-375-12, then
2(C-375-12)=S

Put the first equation into the second..

2(C-375-12)=C/2
1.5C=2*(387)
C=4/3*387= 4*129=516 and S=258

Now in the end, number of cows=
516-375-12= 129 and S=258

Answer Link

Otras preguntas

Nancy, aged 70, has a vacant plot adjacent to her house that she intends to bequeath to her grandson Roy upon her death. However, an important railroad project

David is making rice for his guests based on a recipe that requires rice, water, and a special blend of spice,where the rice-to-spice ratio is 15 : 1. He curren

Select the correct answer which elements should be part of the thesis statement for a research paper a your observations about the topic be statistics to suppor

Find the slope of the line.4/3-4/3-3/43/4

Write three sentences contrasting the Federalist and Anti-Federalist viewpoints on separation of powers in the Constitution. Define “separation of powers” and s

DNA is transcribed to messenger RNA (mRNA), and the mRNA is translated to proteins on the ribosomes. A sequence of three nucleotides on an mRNA molecule is call

(8x 2 −15x)−(x 2 −27x)=ax 2 +bxleft parenthesis, 8, x, squared, minus, 15, x, right parenthesis, minus, left parenthesis, x, squared, minus, 27, x, right parent

While it might be considered "old-school," which action should you take if you are unsure how a page will print, even after looking at Page Break Preview?a) Sli

Jill wants to start her own business, but knows little about how to set up an accounting system or interpret financial information. "I'm not worried about accou

Yael used to have a square garage with 254 ft2 of floor space. She recently built an addition to it. The garage is still a square, but now it has 50% more flo