Bellarose13 Bellarose13

15-02-2017
Mathematics

contestada

If Harriet rolls a number cube 39 times,how many times can she expect to roll a 3 or a 4?

Respuesta :

Аноним Аноним

15-02-2017

Usually, cubes have 6 sides on them, so the chances of first rolling either 3 or a 4 is 1/3th of a chance. Then, if she rolls it 39 times, I'd do 1/3 of 39, and get 13. She can expect 13 times to roll a 3 or a 4.

Answer Link

Otras preguntas

How long do dogs live

please help me with this

Help me with both of these please !

solve for the veriable. 8(1+8)-23b=b

Write a numerical expression for each verbal phrase. the total number of coins Kyle has if he has 12 quarters and 20 dimes Question 5 options: 12 × 20 20 – 12 1

(x^7/8) (x^1/4) Simplify the expression using the properties of exponents

Consider the equation of the line that goes through the points (3,7) and (-1,-5)The slope of this line is:The y-intercept of this line is:I need to show work.

Suppose 12% of students chose to study Spanish their freshman year, and that meant that there were 15 such students. How many students chose not to take Spanish

Triangles JKL and PML are similar. Find x. 20 15 25 9

Explain why the first step in responding to any sports injury is to remove the danger that led to the injury.