4th ESO Maths
IES Saavedra Fajardo
Translating word problems
1.
Write using only one unknown
a.
A number and its square
b.
A number and its square root
c.
The squares of two consecutive numbers
d.
The squares of two numbers whose sum is 10
e.
The...
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4th ESO Maths
IES Saavedra Fajardo
Translating word problems
1.
Write using only one unknown
a.
A number and its square
b.
A number and its square root
c.
The squares of two consecutive numbers
d.
The squares of two numbers whose sum is 10
e.
The squares of two numbers whose difference is 10
f.
The squares of two numbers whose quotient is 4
g.
The squares of two numbers directly proportional to 3 and 4
h.
The squares of three numbers directly proportional to 3, 4 and 5
2.
Write as univariate equations
a.
The sum of the squares of two consecutive numbers is 213
b.
The difference of the squares of two consecutive numbers is 41
c.
The product of a number by its third is 27
d.
The product of two consecutive numbers is 72
e.
The product of two consecutive even numbers is 72
3.
Solve the equations above
4.
Quadratic problems
1.
Find two consecutive numbers whose product is 380
2.
The sum of a number and its square is 42.
Find it.
3.
Find two positive integers whose diff
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