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Charu
Questions (10)
By selling an article for rs.17,a shopkeeper losses 15%. At what price should he sell it to gain 15% ?
1 answer
673 views
Arman walks to the train station at 5 Km/h. He misses his train by 1 min. If he had run at 10 Km/h, he would have had 2 min to
1 answer
1,364 views
Arman walks to the train station at 5 Km/h. He misses his train by 1 min. If he had run at 10 Km/h, he would have had 2 min to
0 answers
499 views
Deterimine the value of t20 in the followinf arithmetic sequence:
1, -2, -5, -8, .........
0 answers
341 views
What is the remainder when 3a^2+6a+20 is divided by a-2.
Answer is 44. But I don't know how it comes. Please help.
0 answers
287 views
Simplify
8.3^1/2 /( 6^1/2 + 5^1/2)
0 answers
301 views
Simplify
(12^1/2 + 5. 3^1/3)^2
1 answer
306 views
Factor and find the value of K in 36x^2+18x+K.
1 answer
448 views
Find the value of K in 36x^2+18x+K.
0 answers
399 views
Find the value of K in 36x^2+18x+K.
0 answers
383 views
Answers (1)
In 1st case v=10m/s u=0m/s t=10sec equation= v=u+at 10=0+a(10) 10=a(10) a=10/10 a=1m/s In 2nd case v=0m/s u=10m/s t=20sec equation will be same v=u+at 0=10+a(20) -10=a(20) a=-10/20 a=-0.5m/s
