MATHEMATICS HIGH SCHOOL

8 1/2 + 3 4/5 need help fasttttttttttt

Answers

Answer 1

Answer:

Hi!

Your Answer would be: 11 5/7.

Reason being: 1/2 + 4/5 = 5/7, and 8+3 = 11

Hope this helps!

Let me know if you need anymore help, id be delighted to!

Yours truly,

~PicklePoppers~

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The scale on Todd's map is 1 inch = 200 miles. The distancefrom his house to his Grandma's house on the map is 5 1/4 inches.
What is the distance in miles from Todd's house to his Grandma's
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Answers

Answer:

1,050 miles

Step-by-step explanation:

First: Convert any mixed numbers to fractions.

Then your initial equation becomes: Applying the fractions formula for multiplication,

2/14×200/1

Applying the fractions formula for multiplication,

21×200

4×1

=42004

Simplify

1,050

Jamie had 20 marbles 5 marbles were green and 15 were blue what percent of the marbles were blue?

Answers

Answer:

Step-by-step explanation:

15/20 X 100% = 75%

Therefore 75% of marbles were blue

Is 1/2(2p+9)=-p+5 a one solution or infinite solution or no solution

Answers

Your inequality has one solution which is p = 1/4

Solving exponential equations
Solve for x: 3^x+1 +3^x =324

Answers

$3^(x+1)+3^x=324\n\n3\cdot3^x+3^x=324\n\n3^x\cdot(3+1)=324\n\n4\cdot3^x=324\ \ \ /:4\n\n3^x=81\n\n3^x=3^4\iff x=4$

3^(x+1) + 3^x = 324 <=> (3^x)*3 + 3^x = 324 <=> (3^x)( 3 + 1) = 324 <=> (3^x)*4 = 324 <=> 3^x = 81 <=> 3^x = 3^4 <=> x = 4.

Line segment DCOE is a diameter of circle O, line segment AB is a chord of the circle, and line segment OD is perpendicular to line segment AB at C. If AB=8 and OC=3, find OB

Answers

i did 8+3 #not sure if thats what u would do or not)

Answer:

Step-by-step explanation:

Each participant in a certain study was assigned a sequence of 3 different letters from the set {a, b, c, d, e, f, g, h}. if no sequence was assigned to more than one participant and if 36 of the possible sequences were not assigned, what was the number of participants in the study? (note, for example, that the sequence a, b, c is different from the sequence c, b,a.) 20