Mathematics, 22.04.2020 18:32 Haileydusenbery

Here is the information we know about this game:

• There are five red cards numbered, 1, 3, 5, 9 or 12. Each number is used exactly once.
• There are four numbered blue cards, 1, 3, 4 or 5. Each number is used exactly once.
• You withdraw a red card and a blue card. If the product of the two numbers obtained is a perfect square, you have removed a winning pair. What is the probability of drawing a winning pair?

A perfect square is an integer which can be expressed as the product of two identical whole numbers. 25 is a perfect square since it can be expressed as the product 5 × 5 or 5 2.

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 20:00, Irenesmarie8493

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250

Answers: 3

continue

Mathematics, 21.06.2019 21:30, oliup567

(c) the diagram shows the first three shapes of a matchsticks arrangement. first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.

Answers: 2

continue

Mathematics, 21.06.2019 22:30, jordan7626

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a. p.

Answers: 1

continue

Mathematics, 22.06.2019 01:10, benji23

Is ofat (-25, 0), (25, 0) co- (0, -15), (0, 15)?

Answers: 1

continue

You know the right answer?

Here is the information we know about this game:

• There are five red cards numbered, 1,...