# Grade - examples - page 225

- Probability of intersection

Three students have a probability of 0.7,0.5 and 0.4 to graduated from university respectively. What is the probability that at least one of them will be graduated? - Donuts

Find how many donuts each student will receive if you share 126 donuts in a ratio of 1:5:8 - Tickets 4

Stacey is selling tickets to the school play. The tickets are $7 for adults and $5 for children. She sells twice as many adult tickets as children's tickets and brings in a total of $342. How many of each kind of ticket did she sell? - Conference 2

9 people attended a conference on behalf of their company. The conference fee was £520 per person and the company paid a total of £856 in travel costs for the 9 people. How much did the conference cost the company altogether? - Eqn

Solve equation with fractions: 2x/3-50=40+x/4 - Write 2

Write 791 thousandths as fraction in expanded form. - 1.5 divided

1.5 divided by 1 = w divided by 4 - Real estate 2

A real estate agent sold a lot for Php.550,000. If his agency pays at 10% commission, how much commission will he or she receive? - Former price

The price of an article is cut by 10℅, to restore it to the former value, by what percent the new price must be increased? - Loan 4

Mr santos borrowed Php.18,000 at 1.5% interest for one year. What was the total amount he paid for the end of the 1-year term? - The sales

The sales tax rate is 4.447% for the city and 4% for the state. Find the total amount paid for 2 boxes of chocolates at $17.96 each. - Old laptop

The sale price of an old laptop is Php.11000. If 33 1/3% discount rate is given how much is the sale price of the laptop without the discount? Plese show your solution please. Php is Philippine peso - Wood dividing

Which equation calculates the number of 1/3-foot pieces that can be cut from a piece of wood that is 7 feet long? - Solve 3

Solve quadratic equation: (6n+1) (4n-1) = 3n^{2} - Find sales tax

What is 8.25% sales tax out of 1607.00? - On the 4

On the way to playing disc golf with his two boys, Mr. Smith purchases 3 muffins and 2 bottles of water, totaling $9.75. The following week he only has Asher with him, so he purchases 2 muffins and 1 bottle of water totalling $6.00. What is the cost of on - Calories 2

Ben eats approximately 2400 calories per day. His wife Sarah eats 5/8 as much. How many calories does Sarah eat per day? - Home cleaning

Mr. Smith is cleaning up a big mess at home. In the closet, he finds a solution that is 5% bleach, and another stronger solution that is 20% bleach. For this particular job, he needs 600mL of 15% bleach. How much of each type (to the nearest mL) should he. - Tony works

Tony works as a welder for a construction company. His hourly wage is $15.51 and he works 40 hours per week. Tony gets a paid vacation each year. The construction company is doing well and has plenty of work for the next year. Tony can expect to work the e - The perimeter 2

The perimeter of the quadrilateral a = 1m b = 14/5m c = 2 3/10m d = 1 4/5m?

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