Mathematics, 06.02.2022 14:20, hunnytoledo145

20 points Freya is collecting 50p and £1 coins. When she has 18 coins the value of them is £13. Let x be the number of 50p coins and y the number of £1 coins. Write a pair of simultaneous equations for this.

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 20:00, cduke1919

The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212

Answers: 1

continue

Mathematics, 21.06.2019 21:30, kristinashau

If you flip a coin 3 times, what is the probability of flipping heads 3 times? a. p(3 heads) = 3/8 b. p(3 heads) = 1/6 c. p(3 heads) = 1/8 d. p(3 heads) = 1/2

Answers: 2

continue

Mathematics, 21.06.2019 21:40, janetexcoelho

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.

Answers: 1

continue

Mathematics, 21.06.2019 23:30, sandrafina2004

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year?

Answers: 2

continue

Do you know the correct answer?

20 points Freya is collecting 50p and £1 coins. When she has 18 coins the value of them is £13. Le...