subject
Mathematics, 06.12.2020 04:00 aletadaboss

A sheet metal shop ordered 60 lb of tin for 30 lb of a zinc alloy for a total cost of $480. A second purchase, at the same price, included 40 lb tin and 70 lb of zinc alloy. The total cost was $770. Find the total cost per pound of the tin and of the zinc alloy PLEASE EXPLAIN RESPONSE

ansver
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 13:00, DenniJ19
If a and b are the measures of two first quadrant angles and sin a = 4/9 and sin b = 2/5 find sin(a+b).
Answers: 1
image
Mathematics, 21.06.2019 16:30, kiasiab17
The table above shows approximate conversions from gallons to liters. what is the value of x?
Answers: 2
image
Mathematics, 21.06.2019 19:30, gonzalesalexiaouv1bg
The wheels of a bicycle have a diameter of 70cm. how many meters will the bicycle travel if each wheel makes 50 revolutions
Answers: 2
image
Mathematics, 21.06.2019 22:10, layshjjbradshaw7250
What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²
Answers: 1
You know the right answer?
A sheet metal shop ordered 60 lb of tin for 30 lb of a zinc alloy for a total cost of $480. A second...

Questions in other subjects:

Konu
English, 09.12.2020 21:40
Konu
Mathematics, 09.12.2020 21:40
Konu
English, 09.12.2020 21:40