Mathematics, 21.09.2019 18:50 fffcc8759
Jeff can weed the garden twice as fast as his sister julia. together they can weed the garden in 3 hours. how long would it take each of them working alone?
a) 4.5 hours; julia 9 hours
b) 7.5 hours; julia 15 hours
c) 4.5 hours; julia 2.25 hours
d) 0.5 hours; julia 1 hours
Answers: 1
Mathematics, 20.06.2019 18:04
Mary spent a total of $323.14 for a party.she spent a total of $200.22 on food,plus an additional $30.73 for each hour of the party.how long was the party?
Answers: 3
Mathematics, 21.06.2019 18:10
Jordan has $5.37, which he is using to buy ingredients to make salsa. he is buying one red pepper for $1.29 and three pounds of tomatoes. if jordan has exactly the right amount of money he needs, what is the price per pound of the tomatoes? choose the correct equation to represent this real-world problem. solve the equation and verify the reasonableness of your answer. a pound of tomatoes costs .
Answers: 1
Mathematics, 21.06.2019 19:40
The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?
Answers: 2
Jeff can weed the garden twice as fast as his sister julia. together they can weed the garden in 3 h...
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