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Preguntas

United Kingdom
WE DO l 1(a). A fast food restaurant offers half-price meals if the customer is a student or has a discount card. The offer is not valid on Saturdays. The restaurant needs an algorithm designing to help employees work out if a customer can have a half price meal or not. It should: I input required data decide if the customer is entitled to a discount output the result of the calculation. Design the algorithm using a flowchart.
Tecnología informática Jan 20, 2025
\begin{tabular}{|l|l}\hline 9. Create a grading & \\ A score out of 100 is entered. & Copy and paste the Python code here. \# \\ Score between 90 and 100 is A & \\ Score between 80 and 89 is a B & \\ Score lesson than 80 is a C \\ Score less than 70 is D \\ Score lesson 50 and greater or & \\ equal to 40 is an E & \\ Score below 40 is an F. & \end{tabular}
Tecnología informática Jan 20, 2025
3 Calculate \( \frac{\mathrm{d} y}{\mathrm{~d} x} \) when \( y= \) \( \begin{array}{ll}\text { a } \quad x^{2}+2 x-3 & \text { b } \quad 1-2 x-5 x^{2} \\ \text { c } \quad x^{3}+2 x^{2}-3 x+1 & \text { d } \\ x^{2}-x^{4}+\pi \\ \text { e } \quad x-\frac{1}{x} & \text { f } \\ 3+x+\frac{2}{x^{2}} \\ \text { g } \quad x^{3}-\frac{1}{x^{3}}+\frac{3}{x}+5 & \text { h } \\ \frac{10}{x}-1-\frac{x}{10} \\ \text { i } \sqrt{x}+\frac{1}{\sqrt{x}} & \text { j } \\ x^{5}-\frac{5}{\sqrt[3]{x}} \\ \text { k } 3+\frac{2}{\sqrt{x}}-\frac{5}{\sqrt[3]{x^{2}}} & \text { i } \frac{3}{\pi}-\frac{2}{x^{2}}-x^{\frac{3}{2}}\end{array} \)
Cálculo Jan 20, 2025
b) \( 25 p^{2}+8 q^{2}-8 q^{2}-6 p^{2}= \)
Álgebra Jan 20, 2025
Simplify fully: a) \( 6 a b-7 b+18 a b-9 b \)
Álgebra Jan 20, 2025
Maddie had a six-sided dice numbered from 1 to 6 . She rolled it a to of 50 times. It landed on an even number 24 times. a) Work out the relative frequency of the dice landing on an even number. Give your answer as a decimal. b) If the dice were fair, what would the theoretical probability of it landing on an even number be? Give your answer as a decimal. c) Is the dice definitely biased or definitely not biased, or is it impossible to tell? Write a sentence to explain your answer.
Probability Jan 20, 2025
https//uww-sparmaths.uk/student/package/2134b067-3e28-4837-b4/8-fb5784997bbd/task/4/item/3 Sparx Maths 4,556 XP Bol Graham \( 4 A \) \( 4 B \) 4 C 4D 4E Summary Bookwork code: 4C nillowed Maddie had a six-sided dice numbered from 1 to 6 . She rolled it a total of 50 times. It landed on an even number 24 times. a) Work out the relative frequency of the dice landing on an even number. Give your answer as a decimal. b) If the dice were fair, what would the theoretical probability of it landing on an even number be? Give your answer as a decimal.
Probability Jan 20, 2025
Maddie had a six-sided dice numbered from 1 to 6 . She rolled it a total of 50 times. It landed on an even number 24 times. a) Work out the relative frequency of the dice landing on an even number. Give your answer as a decimal.
Probability Jan 20, 2025
Q14. Water flows through a pipe at a rate of 20 gallons per minute. 1 gallon \( =4.55 \) litres. Change 20 gallons per minute to litres per second. Give your answer correct to 3 significant figures.
Aritmética Jan 20, 2025
a) Factorise \( 2 x^{2}-9 x-5 \)
Álgebra Jan 20, 2025
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