S = (10 x1 /2) + (1/2x- 2x 1/2²)
5 + (-0.25)
= 4.75
Answer:
- 8/25 = 32/100
- 7/20 = 35/100
Step-by-step explanation:
25 and 20 have a least common multiple of 100, so that is your least common denominator.
8/25 = (8·4)/(25·4) = 32/100
7/20 = (7·5)/(20·5) = 35/100
Answer:
$7.80
Step-by-step explanation:
$2.60 * 3 = $7.80
Answer:
Step-by-step explanation:
Interchange x and y: (-6, 8) is the image of (8, -6) after a reflection over y = x.
Answer:
0.625
Step-by-step explanation:
Given :
Ambell company uses or procures batteries from two manufacturers.
The life of a battery in critical tool is at = 32 hours
Ambell uses 70% of its batteries from manufacturer 1 and out of that 90% batteries lasts for about 40 hours.
Similarly, 75% of the batteries procured from the manufacturer 2 lasts for about 40 hours.
Therefore, the probability that a battery is form manufacturer 1 is :

= 0.625