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4 years ago

15

You calculate the number of spots on a pair of two dice that you roll, sides facing up (the total can be called "x"). this is al

so assuming the dice are not loaded (fair). the probability that x is at least 7 is

1 answer:

Daniel [21]4 years ago

6 0

It'l be pretty hard to get the same number in a row

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The beverage orders from school cafeteria are shown in the graph. If 760 students purchase a beveragehow many of the students ch

kari74 [83]

according to the graph, 25% chose water, and

$\bf \begin{array}{|c|ll} \cline{1-1} \textit{a\% of b}\\ \cline{1-1} \\ \left( \cfrac{a}{100} \right)\cdot b \\\\ \cline{1-1} \end{array}~\hspace{5em}\stackrel{\textit{25\% of 760}}{\left( \cfrac{25}{100} \right)760}\implies 190$

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3 years ago

Find the value of this expression if x= -7<br><br> x^2+5/x+1

Ray Of Light [21]

Answer:

-9

Step-by-step explanation:

Replace x with -7 in the expression:

x^2 + 5 / x + 1

-7^2 + 5 / -7 + 1

49 + 5 / -6

54/-6

simplify the fraction

9/-1 = -9

8 0

3 years ago

Help as soon as possible please

marta [7]

(3x + 5)° + (10x - 7)° = 180°

13x + (-2) = 180

13x = 180 + 2

13x = 182

x = 14

∠QRT = 3 * 14 + 5 = 42 + 5 = 47°

∠TRS = 10 * 14 - 7 = 140 - 7 = 133°

6 0

4 years ago

I need help i dont get this

JulijaS [17]

I don’t see any photos

7 0

3 years ago

Explain how to change a mixed fraction into an improper fraction.

Pie

Answer:

Multiply the whole number part by the fraction's denominator.

Add that to the numerator.

Then write the result on top of the denominator.

Step-by-step explanation:

5 0

3 years ago

Read 2 more answers