What is 21 grains to grams?
1 answer:
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We can write this as two equations. Call Mr. Anders' age A and Kate's age K:
Then solve for A in the second equation:
Substitute this into the first equation:
Then solve for A in the second equation:
Substitute this into the first equation:
Answer:
110 students
Step-by-step explanation:
The number of students who have only taken calculus is given by the number of students who have taken calculus minus the students who have taken both classes:
The number of students who have only taken discrete mathematics given by the number of students who have taken discrete mathematics minus the students who have taken both classes:
The number of students that have taken a course in either calculus or discrete mathematics is: