Topic
Q:
e) \( 9-11 \)
f) \( -6-7 \)
g) \( -10+4 \)
Q:
Considere uma recomendaçāo para adubaçāo de \( 500 \mathrm{~kg} / \mathrm{ha} \), sendo o espaçamento entre os sulcos de 60 cm . A massa
de adubo que deverả ser utilizada, em kg , em um sulco com 150 m de comprimento, é de
(A) 3,0 .
Q:
a) \( -\frac{5}{6}+\frac{2}{3}-\frac{1}{2}+1= \)
Q:
Divide 48 by the Sum of 4 and 8
Q:
Sandile sells t-shirts at the local market. He sells it at R350 per shirt. He makes a
\( 25 \% \) profit on every shirt he sells. Calculate the price at which Sandile
purchases the shirts.
Q:
Efectúa las siguientes operaciones convirtiend
en fracción cada número decimal
a. \( 1,5+7,4 \)
b. \( 9,6+4,5 \)
c \( 4,3+5,2+4,9 \)
d. \( 3,6-2,1 \)
e. \( 24,96-15,8 \)
f. \( 54,02-24,92 \)
g. \( (3,2+5)-(2,03+3,4) \)
h. \( (5-37)+(3,4-208) \)
Q:
Gabriela bought a new pair of glasses at the store when they were having a
\( 30 \% \) off sale.
If the regular price of the pair of glasses was \( \$ 72 \), how much did Gabriela
pay with the discount?
\( \$ \)
Q:
William works at a nearby electronics store. He makes a commission of \( 6 \% \)
on everything he sells. If he sells a computer for \( \$ 764.00 \), how much
money does William make in commission?
Q:
4. Реши задачи.
а) Для изготовления орнамента купили 5 кусков тесьмы по 9 м
ещё 20 м. Сколько всего метров тесьмы купили?
Q:
Ming took a cab across town. His fare was \( \$ 22 \), and he leaves an \( 18 \% \) tip.
What is the total amount Ming pays the cab driver?
\( \$ \)
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