HAL
со:
15. M
tic
B
S
16. 7
f
Find the ratios x:y: z if:
(a...
Mathematics, 11.05.2021 20:40 gymnast5464
HAL
со:
15. M
tic
B
S
16. 7
f
Find the ratios x:y: z if:
(a) x: y = 9:10 and y: z= 5:3
(b) x = 4y and 2y = 3z
If x : y = 9:11, find the ratio (5x – 3y): (2x + 3y).
Two numbers are in the ratio s:t. If the first is a, find the second
The ratio of the radii of two spheres is 4 : 5. What is the ratio of
(a) their surface areas.
(b) their volumes.
The length of each side of a square is increased by 15%. Calculate
percentage increase in its area.
There is a 25% loss when an article is sold at sh. 200. At what price she
it be sold in order to make a profit of 5%?
A manufacturer sells goods to a shopkeeper at a profit of 15%
shopkeeper sells them so as to make a profit of 25%. During a sale.
shopkeeper reduced his prices by 10%. Find, to the nearest shilling,
factory nrice of an article which is marked at sh. 450 during the sale
Answers: 3
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Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality
Answers: 1
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Solve the system of equations. x=-2y+1 and x+2y=9. show work
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