Test 14 (Form 3)

In the number 567.8, the digit with the greatest value is

• 5

• 6

• 7

• 8

The number nine thousand and nine written in figures is

• 9009

• 9090

• 9099

• 9900

The largest three digit number that can be formed using all the digits 7, 9, and 4 is

• 479

• 497

• 749

• 974

An item sells for $300. It originally cost $200. The profit as a percentage of the original cost is

• 50%

• 75%

A television set can be bought for $860 cash or on hire purchase with $100 down payment and 12 monthly instalments of $70 each. The amount that may be saved by buying the television cash is

• $80

• $100

• $940

• $960

5 ( x - y ) - 5 ( y + x )

• • - 10y

• 6x - 6y

• 10x - 10y

• 10y

If - 12 - 4 (-2x) = 4, then x =

• -10

• -5

• -2

• 2

When factorized completely, the expression ax - ay + bx - by can be written as

• ( a - b ) ( x - y )

• ( a + b ) ( x - y )

• ( a - x ) ( b - y )

• ( a + y ) ( b - x )

In this triangle, the value of x is