|
|
FORM208
NAME( )
DECIMAL,PERCENTAGE,PROBABILITY,ALGEBRA,LINEAR EQUATION
*Change the value:
1. 2367.7894 (1 d.p.)
2. 0.345193 (3 d.p.)
3. 74389.3792 (2 d.p.)
4. 345.4279 (standard form)
5. 30956.32 (3 s.f.)
*Answer :
1.A baseball team has won 15 games and lost 9.If these games
represent 16 2 % of the games to be played,how many more games must
3
the team win to average .750 for the season?
2. 0.005 =
(multiple choice: A .0.05% B.0.1% C.0.5% D.5% E.50 % )
3.Which is greater ,0.06% or 6 ?
1000
4.How many thirds are there in 75% of an apple pie ?
5.There are three kinds of marble,white,red,black in the ratio of
5:3:2 in a bag.If you take a marble from the bag,what is the probality of taking a red one?
(HINT:Suppose you have 10 marbles)
6.If you toss a fair dice twice,What is the probabilty of getting
the same number twice?
*Calculate:
1. 3+(4+5)x3-5=
2. 4-2x4-5+3=
7 3
3. (5)(-2)(3) =
4. 5-(-2)=
5. (-12)-6 =
6. 5 - (3 - 7) x 4 =
7. 3 - 6 - 5 =
2
*Simplify:
1. 3a-2a+5a =
2. 3a - 4 - (2a - 5) =
3. 6b - 2 - (3b + 7) =
4. 5(14z - 23) =
5. 144y-12+15y-5 =
*Solve:
1. 12 x + 4 = 56 2. 24x - 12 = 36
3. 0.5x+0.7-0.8 = 0.24
5 7
*Draw the graph:
1. y = 2x 2. y = -3x 3. y = 1 x 4. y = -3 x 5. y = 4x - 2
2 4
6. y = -2x + 5 7. y = - 1x + 5
5