Solve the following.
1) The sum of present ages of mother and daughter is 50 years. After 20 years, mother's age will be twice the daughter's age. Find their present ages.
2) A two digit number is formed with digits 0, 1, 2, 3, 4, 5 without repetition. Find the probability of following events. 1) The number formed is divisible by 4 The number formed is greater than 49. iii) The number formed is an odd number.
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Step-by-step explanation:
draw a line of 12 cm
take compass in the middle of the line
take 7 cm in compass
dwar intersection arcs from end and middle and upside and downside
draw the line
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