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Question 3
Calculate the accumulated amount after eight years of weekly payments of R1 900 each into an account
earning \( 9,7 \% \) interest per year, compounded weekly.
Draw an appropriate timeline showing all the given values.
Economics
Mar 23, 2025
19. dy/dx = (xy + 3x - y - 3)/(xy - 2x + 4y - 8)
Calculus
Mar 23, 2025
The fuel tank in Jack's car holds 52 litres of petrol, to the nearest litre.
What is the least amount of fuel the tank could hold?
Josie is 130 cm tall to the nearest 10 cm.
What is the shortest Josie could be?
Amy scores 9960 points on a new game, to the nearest 10.
Bill scores 9900 points to the nearest 100.
Who did better?
Amy, Bill, Can't tell
Arithmetic
Mar 23, 2025
A
comparative adjectives
completa le frasi con il comparativo degli aggettivi tra parentesi.
My sister's bedroom is smaller (small) than my bedroom.
\( { }_{1} \mathrm{~A} \) car is \( \qquad \) (fast) than a bike.
2 London is \( \qquad \) (big) than Manchester
31 feel \( \qquad \) (happy) when the weather's good.
4 You're always late! You're \( \qquad \) (bad) than Liam!
5 My desk is always \( \qquad \) (tidy) than Tom's
6 Matt and Theo's project is \( \qquad \) (good) than our project.
7 Why do you think you're \( \qquad \) (clever) than me?
8 I need to do more sport because I want to be
\( \qquad \) (fit).
English
Mar 23, 2025
8. La dependencia de servicio al estudiante de la Corporación Universitar
Iberoamericana, si al requerir estimar el ingrese, promedio de sus estudiantes
nivel nacional seleccionó 62 estudiantes con una desviación estándar de 80000
pesos en su salario y un nivel de confianza del \( 99 \% \), determine el error usado par
haber realizado este calculo.
Statistics
Mar 23, 2025
La dependencia de servicio al estudiante đe la Corporación Universitaria
Iberoamericana, requiere estimar el ingreso promedio de sus estudiantes a nivel
nacional. Si se tiene conocimiento que a la fecha hay 17315 estudiantes inscritos y
se está dispuesto a acepta un error de más o menos 150000 pesos, con una
desviación estándar de 950000 pesos y un nivel de confianza del \( 95 \% \). Determine
el tamaño de la muestra que se debe seleccionar para calcular estimar dicho
parámetro.
Statistics
Mar 23, 2025
Explique el paso a paso necesario para determinar el valor de z que
correspondiente a un nivel de confianza del 93% y ejemplifiquelo por medio de
una grafica.
Statistics
Mar 23, 2025
Water is leaking out of an inverted conical tank at a rate of _ cubic centimeters per min at the same time that water is being pumped into the tank at a constant rate. The tank has helght 8 meters and the diameter at the top is 3 meters. If the water level is rising at a rate of 19 centimeters per minute when the height of the water is 4.5 meters, find the rate at which water is being pumped into the tank in eubic centimeters per mitiute. _ \frac{\mathrm{cm}^{3}}{\mathrm{~min}}
Calculus
Mar 23, 2025
Homework Origins and How Question Bank Helps
Who Invented Homework?
Homework dates back to the late 19th century, often being credited to an Italian educator named Roberto Nevilis as its creator. Nevilis introduced homework-like assignments as an extra means of reinforcing education outside school hours; although homework-type assignments existed prior to Nevilis. Indeed, ancient civilizations such as Greeks and Romans utilized similar strategies of reinforcing learning outside classroom hours. While Nevilis formalized this practice into homework as we know it today; its meaning has significantly evolved with different cultural and educational influences shaping its current meaning over time.
Does Homework Help Students Learn?
Yes, homework can be a useful tool for reinforcing what children learn in the classroom, but its efficacy is dependent on numerous things. According to research, homework that is purposeful and balanced can help students acquire crucial skills such as time management, critical thinking, and problem solving. However, excessive or badly designed schoolwork can cause stress and exhaustion. Homework works best when it is designed to reinforce key concepts, foster independent thinking, and provide opportunities for personal reflection. So, while homework can be beneficial, the trick is determining the appropriate amount and manner to help pupils learn without overwhelming them.
How Can Question Bank Help You?
Question Bank by UpStudy is an invaluable tool designed to aid students in tackling homework across an array of subjects. As an extensive question bank that mirrors real student homework problems, Question Bank ensures the content remains practical and applicable for the task at hand. No matter your subject matter--be it math, science or history - Question Bank provides questions curated specifically to match assignments from real students; helping you practice key concepts while simultaneously preparing you for exams by offering expertly sourced questions that enable smart studying with deeper material grasp and greater insight!
