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Appu and mohan together started their morning walk.Appu walked towards east and mohan towards North.Mohan walked faster than appu by 30 meters per minute.After ten minutes, the shorte
st distance between them was 1.5 k.m .
a) find the speed of appu and mohan
b)calculate the distance covered by each
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Some students in a school went for a picnic.The amount budgeted for refreshment was Rs 400. Five of them were unable to go for the picnic. Hence, the cost of refreshment for each student exceeded by rs 4. Find the number of students participated in the picnic
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By quadratic equation x2 + x - 420 ,we get, x= 20 and x=-2. here does it have two solution or one solution ?
a) write a second degree equation with a negative constant term
b) determine the nuber of solutions of the above equation
c) write another equation which has exactly one solution
how to solve this using elimination method
x+y=3 x-y=3 how to solve this equation using completing the square method
in KERALA /class 10 maths part 1 page no:65 Q 2..the answer is 10 terms of the given sequence should be added to get 140.but u wrote 12 terms..can u check the answer
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