Answer:
0.53 american dollars
Step-by-step explanation:
because 1 dollar is equal to 21 pesos, so dividing 1 by 21 is 0.53 american dollars.
-9+8k=7+4k
subtract 4k from both sides
-9+4k=7
add 9 to both sides
4k=16
divide both sides by 4
k=4
3 water bottles.
1 liter is the same as 1,000 milliliters. So, the water jug can hold 6,000 milliliters of liquid.
Simple divide 6,000/2,000, which is the same as 6/2, to get 3. So, the water jug needs 3 water bottles of liquid to fill it.
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Answer: 0.7257
Step-by-step explanation:
Given : The weights of steers in a herd are distributed normally.
Standard deviation : 
Let x be the weight of the randomly selected steer .
Z-score : 

The the probability that the weight of a randomly selected steer is greater than 920 lbs using standardized normal distribution table :
Hence, the probability that the weight of a randomly selected steer is greater than 920lbs =0.7257