THE UNITED REPUBLIC OF TANZANIA
THE PRESIDENT’S OFFICE
REGIONAL ADMINISTRATION AND LOCAL
GOVERNMENT
FORM ONE EXAMINATION
BASIC
MATHEMATICS
Time: 2Hours 2020
INSTRUCTIONS
Answer ALL Questions
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FOR
EXAMINERS’ USE ONLY
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QUESTION
NUMBER
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SCORE
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EXAMINERS’
INITIALS
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1
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2
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3
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4
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5
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6
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7
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8
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9
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10
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TOTAL
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1. (a)
Find the LCM and GCF of 96, 108, 120 and 150.
(b) Evaluate 48-36+36+24
(54
10)
(c) State the nature of rounding off on
the following numbers which resulted to the
given approximations
(i)
……………………………………………………………………
(ii)
……………………………………………………………........
2.
(a)
(b) Simplify
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3. (a)
Convert
to
decimals, correct to two significant figure
(b) The LCM and GCF of two numbers are respectively
200 and 10. If one of the numbers is 40, find the other number.
4. (a)
If
and
find
(b) Round off to hundredth each of the
following numbers
(i) 9.896 ……………………………………………………..
(ii) 0.0497…………………………………………………......
5. (a) A regular polygon has an exterior angle
measure of
and an interior angle
Measure of
. Find
(i)
The value of
(ii)
The number of sides
(b)
A shop keeper makes 40% profit by selling an article for Tsh 63,000/=.
What would
be the percentage loss if he sold
the article for Tsh 40,000/
6. (a)
Multiply 2 kg 850g by 25
(b) Solve the
following pairs of simultaneous equation by substitution method.
7.
(a)
Find
from the figure below if the angle
is
a right angle and m (
) =15°.
(b) ) (i)
(c) Work out
8. (a)
Find the equation of the line formed that passes through the points A (2,10)
and B ( -6, -10)
(b) Convert 256800cm into km.
c) Calculate
3kg 81 g
´ 50
9. (a)
Find the perimeter of a square if its area is 25
(b) Find the simple interest on 500,000 Tsh principal, if it deposited
in the bank in two
years with the 14% annual rate.
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10. (a)
A rectangular floor 5m by 6m is to be covered with square tiles each of side
length 50cm. How many tiles will be
required?
(b) Write the following time using 24 –
hour clock.
i)
12:00 a.m.
ii)
7:20 p.m.
