Irrational numbers - practice problems

Number of problems found: 10

A clerk
A clerk is paid 45.25 pesos per hour for 40 hours a week. 1.50 times rate for overtime and double the rate for a holiday. How much does the clerk get if he works overtime for 5 hours and 2 hours on holiday?
Sandy
Sandy, John and Marg baked pies for the Bake Sale. Sandy cut his pies into 6ths, John but his into 8ths, and Marg cut hers into quarters. Sandy sold 11/6, John sold 1 3/8 pies, and Marg sold 9/4 pies. Who sold the most pies? Who sold the fewest?
Expression 6
Evaluate expression: -6-2(4-8)-9
Expression 4333
Evaluate the expression 9-4x for x = 0, -2.3 / 4, 2.4, 5
Roots
Calculate the square root of these numbers:
Numeric question
It is possible negative irrational number?
Original price p
If the original price of a table is p and the sales price of the table is p-0.3p, which other expressions represents the sale price of the table? Calculate also for p=100 USD
Number
Is number 5.146852 irrational?
Logs
The trunk diameter is 52 cm. Is it possible to inscribe a square prism with side 36 cm?
Transforming cuboid
Cuboid with dimensions 6 cm, 10, and 11 cm is converted into a cube with the same volume. What is its edge length?

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