afrebeartial3exandi
afrebeartial3exandi afrebeartial3exandi
  • 12-12-2016
  • Mathematics
contestada

A five-sided solid has the numbers 1, 2, 3, 4, and 5. What is the probability of rolling two five-sided number solids and getting a sum of either a 3 or an 8?
A. 6/625
B. 9/625
C. 6/25
D. 1/5

Respuesta :

Edufirst
Edufirst Edufirst
  • 13-12-2016
probability = # of positive events / # of total events.

# of total events = 5x5 = 25

positive events = sum either 3 or 8:

   1) 1 + 2 = 3
   2) 2 + 1 = 3
   3) 3 + 5 = 8
   4) 4 + 4 = 8
   5) 5 + 3 = 8

# of positive events = 5

probability = 5 /25 = 1/5

Answer: option D. 1/5
Answer Link
cupcakes118
cupcakes118 cupcakes118
  • 01-06-2020

Answer:

The answer is D. 1/5 hopefully this helps!

Answer Link

Otras preguntas

in a week 13 hens laid 65 eggs what is the unit rate for eggs per hen
Jackson eats 1/4 part of a banana in 1/2 minute. How much time he will need to eat full banana?
tara roller the number shown. what is the greatest number she can make using each digit once 4682831
write word to match the expression 36÷4
What part of the body is damaged by a sprain? ligament bone muscle tendon
Please help! The oak tree outside Omar's house grew 3 feet in 6 months. You may assume the tree grows at a constant rate. How many meters will the tree grow in
A car is driving at at a speed of 70 mi/h what is the speed of the car in feet per minute
When scientist replicate experiments, they will often do so under different conditions than the original investigation. Why might this be helpful? Why do you th
258/300 what's the smallest contestants
Which sentence does not correctly fix this run-on sentence? The car skidded luckily no one was near it. a. The car skidded, luckily no one was near it. b. The