Need some help with some questions:
1) The sum of the digits of a two - digit are reverse...
Mathematics, 21.02.2020 10:29 payshencec21
Need some help with some questions:
1) The sum of the digits of a two - digit are reversed the number is increased by 36. Find the number by solving a pair of simultaneous equations.
2) 3 bags and 4 pens cost $61, whereas 4 bags and 3 pens cost $63.60. Find the cost of a bag and 10 pens.
3) Two runners start from the same point at the same time. They will 4km apart at the end of 2 hours if they are running in opposite directions. Let x be the speed of the faster runner and y be the speed of the slower runner.
i. Write down a pair of simultaneous equations using the fact that distance = speed×time.
ii. Find their speeds.
Answers: 1
Mathematics, 21.06.2019 18:30
Ill mark the brainliest if you me with the these three questions 7,8,9
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Mathematics, 21.06.2019 19:30
Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?
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Mathematics, 21.06.2019 20:20
Complete the input-output table for the linear function y = 3x. complete the input-output table for the linear function y = 3x. a = b = c =
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