ISEE Lower Level Quantitative : How to divide

Study concepts, example questions & explanations for ISEE Lower Level Quantitative

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Example Questions

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Example Question #1 : Numbers And Operations

Possible Answers:

Correct answer:

Explanation:

In order to divide fractions, we first take the reciprocal of the second fraction. To find the reciprocal, we switch the numerator and the denominator. So, the reciprocal of    is .

Then we multiply the first fraction and the reciprocal.

We then multiply the numerators together: .

Then we multiply the denominators together: .

We divide the numerator (25) by the denominator (24) to get .

Example Question #1 : How To Divide

Sandy made  candles in one day.  If she packs them in boxes of , how many boxes will she have?

Possible Answers:

Correct answer:

Explanation:

Sandy has candles, which she needs to divide in to boxes that contain candles each.

Sandy has 72 boxes of candles.

Example Question #1 : Isee Lower Level (Grades 5 6) Quantitative Reasoning

Find the quotient.

Possible Answers:

147

10

21

18

Correct answer:

21

Explanation:

When solving a problem with multiple operations, always remember: PEMDAS!

To find the quotient, first do the "P" .  

Then the "E" 

Then the "M"  

Now "D" 

The quotient is 21.

Example Question #4 : Numbers And Operations

Which expression is equivalent to 

Possible Answers:

Correct answer:

Explanation:

The original expression is equal to 2 (remember order of operations-PEMDAS). Therefore,  is the correct answer because that is the only response that is equal to 2. 

Example Question #5 : Numbers And Operations

In the pantry, there is an equal number of cereal boxes, bags of chips, and boxes of cookies. How many items could be in the pantry?

Possible Answers:

Correct answer:

Explanation:

In order to have an equal number of cereal, chips, and cookies, the number of total items needs to be a number that is divisble by three. Of the four answer choices,  is the only number that is a multiple of three.

Therefore,  is the correct answer choice.

Example Question #6 : Numbers And Operations

Alex types  words per minute. How many words does she type per second?

Possible Answers:

Correct answer:

Explanation:

Since there are sixty seconds in a minute, divide the number of words Alex types per minute by sixty to see how many she types per second.

Alex types  words per second.

Example Question #7 : Numbers And Operations

If  can be divided by both  and , it can also be divided by which number without leaving a remainder?

Possible Answers:

Correct answer:

Explanation:

Of the four answer choices given,  is the only choice that has both  and  as factors. Therefore, any number that is a multiple of , for example,  or , is also divisible by both  and .

Example Question #8 : Numbers And Operations

Maxine has graham crackes that she would like to share equally amoung friends.  Which expression shows how many graham crackers each friend will recieve?

Possible Answers:

Correct answer:

Explanation:

Since Maxine has 35 graham crackers that she is going to split equaly amoung 5 friends, she must divide.

Example Question #9 : Numbers And Operations

One British pound is worth approximately $1.61. For how many British pounds (nearest whole) can a tourist expect to exchange $1,000? 

Possible Answers:

The correct answer is not among the other choices.

Correct answer:

Explanation:

$1,000 is equivalent to 

Example Question #2 : Isee Lower Level (Grades 5 6) Quantitative Reasoning

Which of the following is NOT true about the number 18?

Possible Answers:

It is divisible by 18. 

It is divisble by 6. 

It is divisible by 12. 

It is divisble by 3. 

Correct answer:

It is divisible by 12. 

Explanation:

While the number 18 is divisible by 3, 6, and 18, it is not divisible by 12. 

Dividing 18 by 12 results in a remainder of 6. 

Therefore, the statement that is not true about the number 18 (and is hence the correct answer choice) is "It is divisible by 12."

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