Cálculo de porcentajesI- Transforma las siguientes fracciones en porcentajes a)637/980=
b)2592/3240=

II- Calcula
a)4% de 5000=
b)32% de 18,200=
c)90% de 9000=
d)25% de 444=
e)75% de 800=
f)40% de 555=
g)60% de 660=

III- Completa
a) El 7% de 45 es.
b) El % de 50 es 7.
c) El 8% de es 120.
d) El 0.7% de 840 es

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Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.

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Is there a direction u in which the rate of change of f(x,y)equals=x squared minus 3 xy plus 4 y squaredx2−3xy+4y2 at p(1,2) equals 14? give reasons for your answer. choose the correct answer below. a. no. the given rate of change is smaller than the minimum rate of change. b. no. the given rate of change is larger than the maximum rate of change. c. yes. the given rate of change is larger than the minimum rate of change and smaller than the maximum rate of change.