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Math and Arithmetic

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Julie Bernier

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Cards in this guide (20)
Which type of maps would most likely show the elevation of the Andes mountain

Physical map

The number pi goes on forever with no repeating pattern therefore its irrational

Correct -

Why the product of nonzero rational number and a rational number is an irrational

Actually the product of a nonzero rational number and another rational number will always be rational.

The product of a nonzero rational number and an IRrational number will always be irrational. (You have to include the "nonzero" caveat because zero times an irrational number is zero, which is rational)

Can the number 0.8 be written as 810 so is it still an irrational number

0.8 can be written as 8/10 and is rational.

The sum of a rational number and an irrational number is

The sum of a rational and irrational number must be an irrational number.

The sum of a rational number and an irrational number

Such a sum is always irrational.

Which number produces a rational number when added to 0.25

Every rational number does.

Which number produces an irrational number when added to 0.4

Any irrational number, added to 0.4 will give an irrational number.

What type of number cannot be written as a fraction pq where p and q are integers and q is not equal to zero

an irrational number

If research is restricted then the new discoveries made are limited. Which action is most likely to increase the number of discoveries scientists can make

Increasing government funding of research

The number 0.4 can be written as 410 so it is a rational number

That is correct.

Which number produces a rational number when added to 15

Any rational number does.

What number produces a rational number when multiplied by .5

Every rational number does.

If p the computers original price in dollars which algebraic expression represents the reduced price

250-p

How algebraic expression is a difference with two terms

An algebraic expression need not be a difference of two terms.

Can 0.2 can be written as so it is a rational number

0.2 is a rational number. It can be written as 2/10

Which number is rational

All whole numbers and fractions are rational numbers

Which phrase describes an unknown or changeable quantity

Which phrase describes an unknown or change ability auanty

What tule of number cannot be written as a fraction p\q where p and q are integers and q is not equal to zero

T

Which number produces an irrational number when multiplied by 1/3

J

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