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Recursos para tareas escolares en Australia

Descubre preguntas reales sobre tareas de estudiantes australianos. Obtén soluciones detalladas y ayuda de expertos para tus estudios.

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Preguntas

Australia
Question 2 In a normal distribution, what is the appreximate percentage of scores with a z-score less than 17 A. 50% B 68% C. 84% D. 97.5%
Estadísticas Mar 30, 2025
Bily wonted to estimate the number of fish in a lake. She randamly caplured Se fist, then lagged and released them One week later she randemly captured 10 Fish From the same lake. She found that 12 of these 40 Rish were tagged. What is the best estimate for the tolal number of fish in the lake? A 58 B 70 C. 82 D. 100
Estadísticas Mar 30, 2025
One hundred tickets are sold in a raffle which offed two prizes. Hazel buys five of the tickets. A ticket is drawn at random for the first prize. A second ticket is drawn from the remaining tickets for the other price. What is the probability that Hazel wins both prizes?
Probability Mar 30, 2025
10 Consider the formula s=nt+P2 Which of the following correctly shows p as the subject of the formula? A. p=2wt−3 B. p=2wt−2s C. p=2s−wt D. p=2s−2wt
Álgebra Mar 30, 2025
FIND LCM THEN ADD 23+59+78
Aritmética Mar 30, 2025
FIMD THE SUM OF 13+48+96
Aritmética Mar 30, 2025
1 Find the sum of 25,34 and 310
Aritmética Mar 30, 2025
Which of the following is a unit vector parallel to the vector v=i+2j−5k ? None of the others (13030,11530,−1630) (23366,−56666,−56666) (196,−5186,5186) (4155,135,−2155)
Precálculo Mar 30, 2025
The equation |z−i−2|=|z−3i+2| where z=x+iy describes the line y=15x−15 y=−2x+2 y=2x+2 y=54x+38 None of the others N N N
Geometría Mar 30, 2025
5 A student has to select a two-unit study for her course. She has to choose one unit in each semester. In semester one she has to choose one of two mathematics units, three language units and four science units. In semester two she has a choice of two history units, three geography units and two art units. How many choices does she have for the complete study?
Aritmética Mar 30, 2025
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