simultaneous equations

Oct 25th, 2013
HelloWorld
Category:
Art Design
Price: $10 USD

Question description

using simultaneous equations solve these problems

a)  A moneybox contains only 20-cent coins and 50-cent coins. If there are

57 coins in the moneybox and their total value is $24.30, how many 20-

cent coins and how many 50-cent coins are there?

b) Twelve years ago Jack was five times as old as Jill. In 3 years’ time

Jill will be half of Jack’s age. What are Jack and Jill’s present ages?

Tutor Answer

(Top Tutor) Daniel C.
(997)
School: Boston College
PREMIUM TUTOR

Studypool has helped 1,244,100 students

Summary
Quality
Communication
On Time
Value
Five Star Tutor
Mar 29th, 2017
" Outstanding Job!!!! "
Ask your homework questions. Receive quality answers!

Type your question here (or upload an image)

1819 tutors are online

Brown University





1271 Tutors

California Institute of Technology




2131 Tutors

Carnegie Mellon University




982 Tutors

Columbia University





1256 Tutors

Dartmouth University





2113 Tutors

Emory University





2279 Tutors

Harvard University





599 Tutors

Massachusetts Institute of Technology



2319 Tutors

New York University





1645 Tutors

Notre Dam University





1911 Tutors

Oklahoma University





2122 Tutors

Pennsylvania State University





932 Tutors

Princeton University





1211 Tutors

Stanford University





983 Tutors

University of California





1282 Tutors

Oxford University





123 Tutors

Yale University





2325 Tutors