Popular math problems

Relay teams
There are 159 students to be grouped into relay teams. Each team should have the same number of students. Can each team have 3,5 or 6 students? Explain.
A fair dice
A fair six-sided dice are rolled. What is the probability that the first number rolled is greater than 1 and the second number rolled is odd? Type your answer as a fraction in the simplest form.
Storage shed
Frank designed a net for a storage shed that he is going to construct out of metal. The design consists of a square base and four square sides, plus four triangular parts that make up the roof. A square base of 6 feet and four square sides, plus 4 feet of
RST triangle
Find out if it is possible to construct the given triangle and according to which theorem: RS = 2.5 cm ST = 7 cm TR = 4.5 cm
Family survey
A total of 160 families with 4 children each were surveyed with the following results. Boys; 4; 3; 2; 1; 0 Girls ; 0; 1; 2; 3; 4 Families; 7; 50; 55; 32; 16 Let the probability of picking a boy or a girl be 1/2. Let P=boy, Q=girl. What is the probability
A basket 4
A basket contains 9 fruits, where 4 are oranges, and the rest are mangoes. Three fruits are taken out one at a time and put aside. Find the probability that 3 are oranges.
In which
In which of the following expressions does the number 16 fill in the blank so that the equation is true? Select all that apply. A) 8(___ + 3) = 32 + 24 B) 8(2 + 9) = ___ + 72 C) 4(7 + 4) = 28 + ___ D) 8(5 + 6) = 40 + ___
A student 4
A student knows that ¾ x 4 is the same as 4 x ¾ The student assumes that 4 ÷ ¾ is the same as ¾ ÷ 4 Is the student correct?
Three em
Find the mean, median, and mode for 31,63,75,75,98
Task 7
Multiply the following fractions. Change the answer to the lowest term if needed. 1. 8/12 × 1/5= 2. 3/9 × 1/11= 3. 2/7 × 7/9 = 4. 8/10 × 4/7= 5. 4/5 × 3/8=
Two girls
Two girls share two crates of eggs(one crate =30 eggs) in a ratio of 1:2. How many eggs will each get, respectively?
The temperature 40
The temperature at midday was 26 degrees Celsius. By sunset, it had dropped by 14 degrees Celsius. What was the temperature at sunset?
A frustum
A frustum of a pyramid consists of a square base of length 10 cm and a top square of length 7 cm. The height of the frustum is 6 cm. Calculate the surface area and volume.
Write as decimals
Write two hundred four thousandths in decimal form.
Positive products
Which of these products is positive? Select all that apply. a) -0.2 * (12.5) b) -4.7 * (-1)
Identify improper fraction
How do you identify improper fractions? Which is improper: A) 3/4 B) 32/15 C) 3/9 D) 2 2/11
TF quiz
Gomer has to take a 5 question true/false quiz, but he hasn't studied. He will guess at each problem. In how many different ways is it possible to answer the quiz questions? How likely is it that he will get a score of 100%?
Half-hour
How many minutes are in 1/2 h (in a half hour)?
An ice cream
An ice cream machine has 3 flavors - vanilla, chocolate, and strawberry. The ice cream can be served in 2 ways - in a cone or in a cup. Along with the ice cream, there are 5 options for toppings - hot fudge, caramel, nuts, cherries, and sprinkles. What is
The room temperature
At 5 AM, the room temperature was 20 degrees Celsius. After 6 hours, the reading was 28 degrees Celsius. The temperature rose by how many degrees?

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