Given that find b
Given that

find b
Given that

find b
Use the mid ordinate rule with six strips to find the area bounded by the curve y =x2 + 1, the lines
x = -4 , x = 8 and the x-axis.
A Kenyan bank buys and sells foreign currencies as shown below:
Buying (Ksh) Selling (Ksh)
1 Sterling pound (£) 130.10 130.54
1 South African Rand 9.52 9.58
A businessman on a trip to Kenya had £50 000 which he converted to Kenya shillings.
While in Kenya, he spent 80% of the money and changed the balance to South African Rand.
Calculate, to the nearest Rand, the amount he obtained.
Murimi and Naliaka had each 840 tree seedlings.
Murimi planted equal number of seedlings per row in x rows while Naliaka planted equal number of seedlings in (x + 1) rows.
The number of tree seedlings planted by Murimi in each row were 4 more than those planted by Naliaka in each row. Calculate the number of seedlings Murimi planted in each row
The diagram below shows a region R bounded by three lines L1 L2 L3

Form the three inequalities that satisfy the given region R
A garden is in the shape of a right angled triangle.
The length of the shortest side is l7 m and the area of the garden is 346.8 ml.
Calculate the length of the longest side of the garden.
. Convert 2πC/9 into degrees.
Use logarithms to evaluate,

In the triangle ABC below, BC = 12 cm, A ABC = 80° and L ACB = 30°.

a.Calculate correct to 4 significant figures. the area of triangle ABC.
Given that the exterior angle of a regular hexagon is x.
find the size of each interior angle of the hexagon.
A trader bought maize for Ksh 20 per kilogram and beans for Ksh 60 per kilogram. She mixed the maize and beans and sold the mixture at Ksh 48 per kilogram.
If she made a 60% profit, determine the ratio maize to beans per kilogram in the mixture