2 years ago

Billy has 201 packages of postcards. Each package has 18 cards. Use rounding to estimate. About

Mathematics

1 answer:

Sergeeva-Olga [200]2 years ago

8 0

Billy has 3,618 cards
201 * 18 = 3,618
18 card per package
201 packages
3,618 cards all together

You might be interested in

Which of the following values is greater than −3.5? −3.25 −3.75 −4.2 −5.4

fomenos

The answer is -3.25 is greater :)

6 0

2 years ago

Write this as a power of 2. ex ( 2^n) requires knowledge of negative exponents

Snowcat [4.5K]

Answer:

Step-by-step explanation:

$\frac{32}{ \sqrt[8]{16} } \\$

Simplify

$\frac{32}{1.414213562} \\ \\ = 22.627417$

Method 2 :

By rationalizing the denominator

7 0

3 years ago

Write this in set notation [-13; 4 )

juin [17]

Answer:

$13\leq x$

Explanation:

If a side has a bracket [] then it is less than or equal to, meaning that it can reach that exact number.

However, if a side has a parentheses () then it is simply less than. It cannot be that exact number, but it can be even slightly less than that number.

6 0

3 years ago

Write an equation of the line that passes through the point (5,-4) and has a slope of 2.

Romashka-Z-Leto [24]

Answer:

Point slope formula: (y + 4) = 2(x - 5)

Slope intercept formula: y = 2x - 14

Step-by-step explanation:

Point slope formula: (y + 4) = 2(x - 5)

Slope intercept formula: y = 2x + b, -4 = 10 + b, b = -14

y = 2x - 14

6 0

4 years ago

How many terms dose the polynomial have 2x^9 + 3x^6 - x - 20?

riadik2000 [5.3K]

Answer:

Step-by-step explanation:

2x^9 = 1

3x^6 = 2

- x - 20 = 3

6 0

3 years ago