Loading...

Lesson: Challenging Problem Solving - 14t02

Advanced Number Properties: Know The Rules, Continued

[Page 14 of 37]

The following question requires that we identify two Number Properties relationships - neither Picking Numbers nor Backsolving will work here. Let's work through the problem below, using our knowledge of Number Properties to get to the correct answer. Review the question, and then proceed to the task below.

How many positive integers less than 60 are equal to the product of a positive multiple of 5 and an even number?

4
5
9
10
11
This question stem suggests that two Number Properties concepts will be central to solving this problem. What are they?

1:

2:

Our first rule involves multiples of 5. What do we know about multiples of 5? Use your knowledge of divisibility rules to complete the rule below, and then click Continue.

A number that is a multiple of 5 has a last digit that is a or a .

Back Next

Next to display next topic in the chapter.

Video Lessons and 10 Fully Explained Grand Tests

Large number of solved practice MCQ with explanations. Video Lessons and 10 Fully explained Grand/Full Tests.

Current Menu
More for You
All in this Category

You may be interested in

Overseas Pakistanis Foundation Boys College

A chain of colleges by Overseas Pak ...

Colleges in Faisalabad

A comprehensive list of colleges in ...

Speak and Succeed

Develop skill so that when speak yo ...

Effective Cover Letter

Learn how to write Effective cover ...

GMAT CAT

What is GMAT CAT? How to deal with ...

ISSB Thematic Apperception Tests

Learn what are ISSB Thematic Apperc ...

AIMC - MBBS

Allama Iqbal Medical College MBBS d ...

Khyber Girls Medical College

Khyber Girls Medical College is pop ...