A grocer has 400 pounds of coffee in stock, 20 percent of which is decaffeinated. If the grocer buys another 100 pounds of coffee of which 60 percent is decaffeinated, what percent, by weight, of the grocer’s stock of coffee is decaffeinated?

A grocer has 400 pounds of coffee in stock , 20 percent of which is decaffeinated. If the grocer buys another 100 pounds of coffee of which 60 percent is decaffeinated, what percent, by weight of the grocer's stock of coffee is decaffeinated?

A

30%

B

32%

C

40%

D

28%

A grocer has 400 pounds of coffee in stock, 20 percent of which is decaffeinated. If the grocer buys another 100 pounds of coffee of which 60 percent is decaffeinated, what percent, by weight, of the grocer's stock of coffee is decaffeinated?

A

30%

B

28%

C

34%

D

25%

A grocer has 400 pounds of coffee in stock , 20 percent of which is decaffeinated . If the grocer buys another 100 pounds of coffee of which 60 percent is decaffeinated, what percent, by weight, of the grocer's stock of coffeee is decaffeinated?

A

30%

B

32%

C

40%

D

28%

Decaffeinated coffee is highly costly than that of regular coffee even though the process by which coffee beans are decaffeinated is fairly simple and not very costly. Higher cost for providing decaffeinated coffee to the consumer cannot be accounted for by its producers. Select the assumption on which this argument relies.

A

Price differences between products can generally be accounted for by such factors as supply and demand, not by differences in production costs.

B

There is almost no competition among companies that process decaffeinated coffee.

C

Retail coffee-sellers do not believe that consumers are content to pay more for decaffeinated coffee than for regular coffee.

D

The beans used for producing decaffeinated coffee do not cost much more before processing than the beans used for producing regular coffee.

What is the condition for a tree to be weight balanced. where a is factor and n is a node? >= a*weight and weight >= a*weight. b) weight >= a*weight and weight >= a*weight. c) weight >= a*weight and weight >= a*weight. d) weight is a non zero

A

weight >= a*weight and weight >= a*weight.

B

n.left

C

n.left

D

n.left

Together, Andrea and Brian weight p pounds. Brian weight 10 pounds more than Andrea. Brain and Andrea's dog Cubby, weight p/4 pounds more than Andrea. In terms of p, what is Cubby's weight in pounds?

A

p/2-10

B

3p/4-5

C

3p/2-5

D

5p-5

In a weight-lifting competition, the total weight of Joe's two lifts was 750 pounds. Twice the weight of his first lift was 300 pounds more than the weight of his second lift. What was the weight, in pounds, of his first lift?

A

225

B

275

C

325

D

350

In a weight -lifting competion, the total weight of Jabir's two lifts was 750 pounds. Twice the weight of this lift was 300 pounds more than the weight of his secnd lift. What was the weight , in pounds, of his first lift?

A

225

B

275

C

325

D

350

Weight of Arun is 4/7 of the weight of Bablu. Weight of Bablu is 1/2 of the weight of Ram. Weight of Ram is 4 times of the weight of Deep. Weight of Deepis 1/9 of the weight of Ankit. Whose weight is more than the weight of Deep but less than the weight of Bablu?

A

Ankit

B

Arun

C

Ram

D

Deep

The average weight of a group of 10 girls is 48 kilograms. If 2 girls R and S, replace by P and Q then the new average weight is 46 kg. The weight of P is equal to the weight of Q and the weight of R is equal to the weight of S, another girl T joins the group and the new average weight of the group becomes 46 kg. The weight of T is equal to the weight of P. What is the weight (in kg) of R?

A

50

B

56

C

54

D

52

A grocer has 400 pounds of coffee in stock, 20 percent of which is decaffeinated. If the grocer buys another 100 pounds of coffee of which 60 percent is decaffeinated, what percent, by weight, of the grocer’s stock of coffee is decaffeinated?

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