Mathematics, 05.02.2020 03:53 trivettkrchs6060
Carl is taking a math test. there are 10 questions which take 30 seconds each; 15 questions which take 40 seconds each; and 12 questions which take two minutes each. carl pauses for 5 seconds between questions. in addition, he sharpens his pencil twice, which takes 20 seconds each time. the test begins promptly at 10: 00 am. when carl hands in his completed test, what time is it?
Answers: 2
Mathematics, 21.06.2019 13:20
Sherina wrote and solved the equation. x-56=230 x-56-56=230-56 x=174 what was sherina’s error? sherina’s work is correct. sherina only needed to subtract 56 from 230. sherina made a subtraction error when subtracting 56 from 230. sherina should have added 56 to both sides of the equation.
Answers: 2
Mathematics, 21.06.2019 14:30
All per-unit concepts rely on ratios,meaning,to provide a type of measurement
Answers: 3
Mathematics, 21.06.2019 22:00
Thanh and her crew are building a stage in the shape of a trapezoid for an upcoming festival. the lengths of the parallel sides of the trapezoid are 14 ft and 24 ft. the height of the trapezoid is 12 ft.what is the area of the stage? enter your answer in the box. ft²
Answers: 2
Carl is taking a math test. there are 10 questions which take 30 seconds each; 15 questions which t...
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