Answer:
135 meters/90 seconds
Step-by-step explanation:
Kathy swims 45 meters in 30 seconds. Divide 90 with 30:
90 seconds/30 seconds = 3 seconds/1 seconds.
Multiply 45 meters with 3 to get the amount she swam in 90 seconds:
45 x 3 = 135
135 meters is your answer.
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Answer:
length is 10cm
Step-by-step explanation:
all sides are the same length because it's a square 10x10=100
Answer:
4(2k-1)
Step-by-step explanation:
Answer:
- 3.2
Step-by-step explanation:
- 5x + 4 = 20
- 5x = 20 - 4
- 5x = 16
x = 16 / - 5
x = - 3.2
Answer:
Nolan took 97.75 seconds. you may need to round it to 98.
Step-by-step explanation:
multiply 15% by 85 which equals 12.75 then add to 85
