Triangle Troubles

One angle in a triangle is half the largest angle, but three times the smallest. Find all three angles.

Math word problem

Stacey is selling tickets to the school play. The tickets are $8 for adults and $4 for children. She sells twice as many adult tickets as children's tickets and brings in a total of $220. How many... more

07/02/18

Search for which numbers adding itself is the same as multiplying itself. 2 and 0.36... Is the answer. But why not 0?

2x=x^x 2x-x^x=0 Graphing gives x=0.36.. And 2. But why not 0? 0 gives - 1

07/02/18

The slope of a line

The slope of a line is 2/5 What is the slope of any line perpendicular to this line?

07/02/18

simplify (1/1-cosx)-(1/1+cosx)

I don't know how to simplify this trig problem.

07/02/18

whats the probability

Reflection: Several of the bank’s customers complained that the special promotion, as described in Problem 3, was unfair, especially for those drawing the last few tickets.a.)Explain why customers... more

07/02/18

whats the probability

Quincy is opening his account on the first day of a special promotion. For every $500 that a customer opens an account with, the customer draws, and keeps, one ticket from a bin. At the beginning... more

07/02/18

jesses auto sells car at dealer cost plus 5%. i paid $23,727.90 what was the dealers cost?

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800km.Half the distance, the airplane flies at a speed of 900km/h and for the rest of the distance, it flies at a speed of 760km/h. How long does the trip take?

finding the amount of time it takes to travel half the distance 800km travelling at 900km/h and the other half at 760km/h  

07/02/18

Identify each x value and each y value to insert in the slope formula

Identify each x value and each y value to insert in the slope formula m = y2 − y1/x2 − x1 to find the slope of the line containing P1(6, −4) and P2(2, 3) -------- y2= y1= x2= x1=

07/02/18

Mean and standard deviation

a survey found that women’s heights are normally distributed with mean 62.7 in. and standard deviation 2.3in. The survey also found that men’s heights are normally distributed with a mean 67.5 in.... more

07/02/18

volume of a cylinder

A caterer wants to have cylinder water glasses completely full, including three ice cubes. The water is going to be poured first and the ice cubes added once the glasses are on the table. The... more

3'+6"+8'+2"+4"+2'+5"? Whats the answer

3'+6"+8'+2"+4"+2'+5"=  

insert 5 rational numbers between root 5/7 and 4/9

 how to find rational numbers between root of 5 divided by 7 and 4 divided by 7  

07/02/18

what is the fraction

A box contains 5  plain pencils and 7 pens. A second box contains 2  color pencils and 2 crayons. One item from each box is chosen at random. What is the probability that a plain pencil from the... more

07/02/18

If a person can buy 10 plates of rice or 15 plates of noodles, buy equal number of plates of rice and noodles, how many of each type can he buy

If a person can buy 10 plates of rice or 15 plates of noodles with his pocket money, If he wishes to buy equal number of plates of rice and noodles, how many of each type can he buy with the money

07/02/18

deceleration

A car is travelling at 20 m/s south and slows to 15m/s. What is the deceleration? There is no time stated in the question, but  the textbook gives the answers; -1m/s South,  or +1 m/s... more

07/01/18

Write the equation in the form y = mx + b.

6x + 7y = 21

Please help me solve this problem for my alegbra homework.

A security fence encloses a rectangular area on one side of a park in a city. Three sides of fencing are used, since the fourth side of the area is formed by a building. The enclosed area measures... more

07/01/18

What is income needed?

Have balance of $411.20. $250.00 were donations. $266.00 were expenses. What income was needed to end with balance of $411.20

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