Study resources on Kenyaplex

Get ready-made curriculum aligned revision materials

Exam papers, notes, holiday assignments and topical questions – all aligned to the Kenyan curriculum.

Browse exam papers

Or go directly to:

Class notes Holiday assignments Topical questions Other resources

Write twenty million, four hundred and thirty one thousand, four hundred and one symbols.

Answers

20 000 000
431 000
+ 400
1
= 20 431 401

johnmulu answered the question on March 9, 2017 at 05:51

Answer Attachments

Next: The positions of two towns X and Y are given to the nearest degree as X(45^oN, 10^oW) and Y(45^oN, 70^oW). Find

Previous: Express the numbers 20, 40 and 80 each as a product of its prime factors. Hence find the L.C.M of the numbers in factor form

View more Mathematics Questions and Answers | Return to Questions Index

Exams With Marking Schemes

Related Questions

The positions of two towns X and Y are given to the nearest degree as X(45^oN, 10^oW) and Y(45^oN, 70^oW). Find (Solved)

The positions of two towns X and Y are given to the nearest degree as X(45^oN, 10^oW) and Y(45^oN, 70^oW). Find
a) The difference in longitude
b) The distance between the towns in
ii) Nautical miles (1nm = 1.85 km and R = 6370 km)
ii) the local time at Y is 2.00 p.m

Date posted: March 8, 2017 . Answers (1)
Simplify: $\frac{3a^2\;-48}{48\;-24a + 3a^2}$ (Solved)

Simplify: $\frac{3a^2\;-48}{48\;-24a + 3a^2}$

Date posted: March 8, 2017 . Answers (1)
Two points P and Q lies on latitude 65 ²S. Their longitudes are 96 ²E and 84 ²W respectively. Find the distance between them in km. Take R = 6370 km and $\pi = 3.142$ (Solved)

Two points P and Q lies on latitude 65 ²S. Their longitudes are 96 ²E and 84 ²W respectively. Find the distance between them in km. Take R = 6370 km and $\pi = 3.142$

Date posted: March 8, 2017 . Answers (1)
Calculate the area enclosed between the curve y = 6x - x² x –axis and the lines x = 1 and x = 5 using... (Solved)

Calculate the area enclosed between the curve y = 6x - x² x –axis and the lines x = 1 and x = 5 using the mid-ordinate rule with four strips

Date posted: March 8, 2017 . Answers (1)
Calculate the area enclosed between the curve y = 6x - x², x - axis and the lines x = 1 and x = 5 using the mid-ordinate rule with four strips (Solved)

Calculate the area enclosed between the curve y = 6x - x², x - axis and the lines x = 1 and x = 5 using the mid-ordinate rule with four strips

Date posted: March 8, 2017 . Answers (1)
Intersection point of the lines of equations 2x – 3y = -29 and circle whose radius is 5 units. Find the equation of the circle (Solved)

Intersection point of the lines of equations 2x – 3y = -29 and circle whose radius is 5 units. Find the equation of the circle

Date posted: March 8, 2017 . Answers (1)
A ship leaves an island (5^o, 45^oE) and sails due east for 120 hours to another island. The average speed of the ship is 27 knots (Solved)

A ship leaves an island (5^o, 45^oE) and sails due east for 120 hours to another island. The average speed of the ship is 27 knots
a) Calculate the distance between the two islands
i) in nautical miles
ii) in kilometres
b) Calculate the speed of the ship in kilometres per hour
c) Find the position of the second island. (Take 1 nm to be 1.853 km and the radius of the earth to be 6370 km)

Date posted: March 8, 2017 . Answers (1)
A stone is thrown vertically upwards such that its height is S metres above the ground after t seconds is given by s = 40t - 10t². Find (Solved)

A stone is thrown vertically upwards such that its height is S metres above the ground after t seconds is given by s = 40t - 10t².
Find
i) The height above the ground after 2 seconds
ii) The velocity after 1 second
iii) The instant at which the stone is 30 m high

Date posted: March 8, 2017 . Answers (1)
A solid cone of height 12 cm and radius 9 cm is recast into a solid sphere. Calculate the surface area of the sphere (Solved)

A solid cone of height 12 cm and radius 9 cm is recast into a solid sphere. Calculate the surface area of the sphere

Date posted: March 8, 2017 . Answers (1)
Solve the simultaneous equations x² + y² = 26 x + y = 4 (Solved)

Solve the simultaneous equations
x² + y² = 26
x + y = 4

Date posted: March 8, 2017 . Answers (1)
A G.P has third term 24 and sixth term 192. Determine the first term and the common ratio (Solved)

A G.P has third term 24 and sixth term 192. Determine the first term and the common ratio

Date posted: March 8, 2017 . Answers (1)
The sides of triangles were measured and recorded as 8.4 cm, 10.5 cm and 15.3 cm. Calculate the percentage error in perimeter (Solved)

The sides of triangles were measured and recorded as 8.4 cm, 10.5 cm and 15.3 cm. Calculate the percentage error in perimeter correct to 2 decimal places

Date posted: March 7, 2017 . Answers (1)
The equation of a curve is y = 3x² -4x + 1, Find the gradient function of the curve and its value when x = 2 (Solved)

The equation of a curve is
y = 3x² -4x + 1
a) Find the gradient function of the curve and its value when x = 2
b) Determine the equation of the tangent to the curve at(2,5)

Date posted: March 7, 2017 . Answers (1)
a) The nth term of a sequence is given as 3^{(m + 1)} - 2m. (Solved)

a) The nth term of a sequence is given as 3^{(m + 1)} - 2m. Find the 5th term of the sequence
b) Atieno was employed by NGO on contract for a certain number of years. Her basic annual salary for the first year was sh 580 000 and her last basic annual salary was sh 630 400. By end of contract she had earned a total basic salary of sh 4 841 600. If the annual increment was constant, calculate
i) The period of the contract
ii) The annual increment
iii) The annual basic salary in the third year of contract

Date posted: March 7, 2017 . Answers (1)
Find the radius of the circum-circle of a triangle in which angle A = 69^o and a = 3.95 cm. (Solved)

Find the radius of the circum-circle of a triangle in which angle A = 69^o and a = 3.95 cm. Give your answer to four significant figures

Date posted: March 7, 2017 . Answers (1)
Evaluate$\frac{2}{2 +\sqrt3} + \frac{2 \sqrt3}{2 - \sqrt3} = a + b\sqrt3$ (Solved)

Given that
$\frac{2}{2 +\sqrt3} + \frac{2 \sqrt3}{2 - \sqrt3} = a + b\sqrt3$
where a and b are rational numbers. Find the values of a and b

Date posted: March 7, 2017 . Answers (1)
For a given set of data the variance is (2 + x) and the standard deviation is 1.5. Find the value of x (Solved)

For a given set of data the variance is (2 + x) and the standard deviation is 1.5. Find the value of x

Date posted: March 7, 2017 . Answers (1)
A man accumulates sh 71 105 after investing sh 50 000 at a rate of 18% p.a. compounded quarterly. Find the time in years taken to accumulate the amount (Solved)

A man accumulates sh 71 105 after investing sh 50 000 at a rate of 18% p.a. compounded quarterly. Find the time in years taken to accumulate the amount

Date posted: March 7, 2017 . Answers (1)
The equation of the line L₁ is 5y + 2x + 8 = 0 and L₂ passes through the points (-5,0) and(5, -4). (Solved)

The equation of the line L₁ is 5y + 2x + 8 = 0 and L₂ passes through the points (-5,0) and(5, -4). Without drawing the lines L₁ and L₂, show that the lines are parallel to each other

Date posted: March 7, 2017 . Answers (1)
A bus left Nairobi at 8. 00 a.m and travelled towards Kisumu at an average speed of 80 km/hr. (Solved)

A bus left Nairobi at 8. 00 a.m and travelled towards Kisumu at an average speed of 80 km/hr. At 8.30 a.m a car left Kisumu towards Nairobi at an average speed of 120 km/hr. Given that the distance between Nairobi and Kisumu is 400 km, calculate.
a) The time the car arrived in Nairobi
b) The time the two vehicles met
c) The distance from Nairobi to the meeting point

Date posted: March 7, 2017 . Answers (1)