Concept explainers
(a)
To find: the number of pounds of dry cement mix will he need.
(a)
Answer to Problem 36PPS
The number of pounds of dry cement mix will be need is
Explanation of Solution
Given information:
J needs two different kinds of concrete: quick drying and slow drying. The quick drying concrete mix calls for
Calculation:
He needs 5 times more quick drying concrete and 3 times more slow drying concrete.
The number of pounds of dry cement mix will be need is
(b)
To show: how J could compute this amount mentally.
(b)
Explanation of Solution
Given information:
J needs two different kinds of concrete: quick drying and slow drying. The quick drying concrete mix calls for
Calculation:
Add the given expression,
Hence, proved.
Chapter 1 Solutions
Glencoe Algebra 2 Student Edition C2014
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