A teacher has prepared 20 mathematic and 30 geometricand 25 physics questions for a test he can use:a-lf 2 math,3 geometric and 5 physics questions and,b-lf 1 math,2 geometric 3 physics questions asked.Howmany ways are there to build the test?

This question can be solved using the concept of combination.

Answered: A teacher has prepared 20 mathematic…

College Algebra

1st Edition

ISBN:9781938168383

Author:Jay Abramson

Publisher:Jay Abramson

Chapter9: Sequences, Probability And Counting Theory

Section9.5: Counting Principles

Problem 40SE: A family consisting of 2 parents and 3 children is to pose for a picture with 2 family members in...

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Similar questions

A commuter must travel from Ajax to Barrie and back every day. Four roads join the two cities. The commuter likes to vary the trip as much as posible, so she alwaysleaves and returns by different roads. In how many different ways can she make the round-trip?
A commuter must Lrae1 from Ajax to Barrie and back every day. Four roads join the two cities. The commuter likes to vary the trip as much as possible, so she always leaves and returns by different roads. In how many different ways can she make the round-trip?
A family consisting of 2 parents and 3 children is to pose for a picture with 2 family members in the front and 3 in the back a. How many arrangements are possible with no restrictions? b. How many arrangements are possible if the parents must sit in the front? C. How many arrangements are possible if the parents must be next to each other?
An Internet service provider requires its customers lo select a password consisting of four letter followed by three digits. Find how many such passwords are possible in each of the following cases: (a) Repetition of letters and digits is allowed. (b) Repetition of letters and digits is not allowed.

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A teacher has prepared 20 mathematic and 30 geometric and 25 physics questions for a test he can use: a-lf 2 math,3 geometric and 5 physics questions and, b-lf 1 math,2 geometric 3 physics questions asked.How many ways are there to build the test?