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Mathematics 9 Online
22west:

Which inequality models the situation, given that d represents distance? The recommended amount of space between fence posts is greater than 6 ft. A. d < 6 B. 6d < 0 C. d + 6 > 0 D. d > 6

22west:

@Amythehedgehog

Amythehedgehog:

D

22west:

only 3 more

Justin234:

d

22west:

Which inequality models this situation? The time between two trains must be greater than 37 minutes. A. 37 > t B. t < 37 C. t > 37 D. 37 – t = 0

Falconmaster:

d

Justin234:

The inequality t > 37 models the equation correctly, in which it is stated that the time between two trains must be more than 37 minutes. Here, t represents the time between the two trains.

Amythehedgehog:

*GET DIS OVER WIT FEI LEI!!!!* Ok A

22west:

A new record will be set if the temperature is less than –15°F. Which inequality shows the temperatures when a new record will be set? A. t > 15 B. t < 15 C. t < –15 D. t > –15

Justin234:

C

Justin234:

ya

22west:

explain?

Justin234:

Later

Amythehedgehog:

B

22west:

ok

22west:

c or b

Amythehedgehog:

ITS B NOT C

22west:

explain amy

22west:

Eric reported that Joan won her first match in the chess tournament, but she won fewer than 8 matches altogether. Eric wrote the inequality m < 8 to represent the possible number of matches Joan won. Which numbers satisfy the inequality but make no sense in this situation? Choose all answers that are correct. A. –7 B. 0 C. 4 D. –1 Key word: ALL

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