SOLUTION: the number d of donations a charity receives varies directly with th number r of requests it mails. the charity sends out 9500 request and receives 420 donations. write an equation

Question 991450: the number d of donations a charity receives varies directly with th number r of requests it mails. the charity sends out 9500 request and receives 420 donations. write an equation that relates r and d ?
Answer by Cromlix(4381) (Show Source): You can put this solution on YOUR website!
Hi there,
the number d of donations a charity receives
varies directly with the number r of requests it mails.
d = kr
Find 'k' (the constant of variation)
420 = k 9500
k = 420/9500
k = 0.044 (3 decimal places)
Formula:-
d = 0.044r
Hope this helps :-)
RELATED QUESTIONS
chris collected toys for charity. he donated 3/4 to charity A and then 1/3 of the... (answered by ankor@dixie-net.com)

A charity with a yearly budget of 80d gets all of its money from either it's yearly ball (answered by josgarithmetic)

A charity collected $2,040 in equal donations from their members to share the cost of a... (answered by bucky)

Jana invests �300 at a simple interest rate at 4.5% per year.at the end of each year jane (answered by fractalier)

Christine collected some toys for charity. She donated 3/4 of the toys to Charity A. Then (answered by richwmiller)

Chris collected toys for charity she donated 3/4 to charity a and 1/3 of remaining toys... (answered by ankor@dixie-net.com)

Please I need help solving an algebra: solving proportions CHARITY Karthik spent $35... (answered by stanbon)

A BILL WAS RECIEVED FOR $584 OF THIS 23% WENT TO A CHARITY ,HOW MUCH DID THE CHARITY... (answered by jim_thompson5910)

A local charity has 60 volunteers. The ratio of boys to girls is 7:5. Find the number of... (answered by stanbon)