5:7 (pencils to pens)
7/12 chance that a pen from the first box will be selected.
4:4 (colour pencils to crayons)
4/8 = 1/2 chance that a crayon from the second box will be selected.
The probability of picking both:
7/12 * 1/2 = 8/24 = 1/3
The numbers that add up to 105 if one is 13 more than the other one is
59 and 46
46 being the smaller number
59 being the number that's 13 more than the first
The difference of 2.5 x
- 1.5 x 10³ is 2.35 x
.
<h3>What is the difference?</h3>
Difference is the result of the subtraction of two or more numbers. The numbers are written in scientific notation. Scientific notation is a method that is used to write large numbers.
The exponent of the numbers have different value. In order to evaluate them, they have to have the same values.
2.5 x
- 1.5 x 10³
2.5 x
- 0.15 x
2.35 x
To learn more about scientific notation, please check: brainly.com/question/25334755
#SPJ1