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In a tennis club, there are twice as many male members as female members. 1/3 of the males wear hats when they play. 1/4 of the females wear hats when they play. 66 members wear hats. How many members does the club have?

Let m be the number of males. Let f be the number of females. (1/3)m + (1/4)f = 66 (1) m = 2f (2) (1/3) * 2f + (1/4)f = 66 (substitute (2) into (1)) (2/3)f + (1/4)f = 66 (8/12)f + (3/12)f = 66 (11/12)f = 66 ...
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Answered by Neil S. • Maths tutor
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Solve the simultaneous equations: 2x + y = 18, x - y = 6

Label each equation:2x + y = 18 (1)x - y = 6 (2)Since the y's have the same coefficient (ignoring the signs) you want to cancel the y's to leave just an equation with x.add (1) to (2):3x = 24Then rearrange f...
MH
Answered by Megan H. • Maths tutor
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How does long shore drift work?

Long shore drift is the process by which sediment is moved along a beach in the direction of the prevailing wind. Sediment is sand, gravel and other small particles that make up a beach and seabed. The preva...
ES
Answered by Ella S. • Geography tutor
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Escríbe un mensaje a tu amigo español. Menciona algo que hiciste recientemente que fue muy divertido y qué haces para mantenerte en forma.

¡Hola amigo! ¿Cómo estás? Tengo que decirte, la semana pasada, tuvo una experiencia inolvidable. Mis amigos y yo fuimos a un festival en el parque para celebrar los artistas musicales jóvenes que han tenido ...
CA
Answered by Chrystine A. • Spanish tutor
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Discuss Shakespeare's representation of gender in Macbeth?

In Macbeth (1606), Shakespeare’s representation of gender both adheres to contemporary notions of gender roles and subverts them. Lady Macbeth and Macbeth’s actions are uncharacteristic in that often, Lady M...
AP
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