A ladder has 10 steps. A labour has to carry some weight tocthe top .he climbs the ladder 2steps up in one second and 1step down in the next second by dancing of a famous tune .In how many seconds would he reach the top
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HEY ....
IN 1ST 1 SECOND HE RISES 2 STEPS
& IN 2ND 1 SECOND HE STAND DOWN 1 STEP....
MEANS HE RISES 1 STEP IN 2 SECONDS .....
MEANS
1STEP - 2 SECONDS ....
10 STEPS - ? SECONDS....
10*2/1
20
SO HE NEEDS 20 SECONDS TO CLIMB 10 STEPS ......
HOPE IT WILL HELP U MATE ☺❤☺
PLEASE MARK AS BRAINLIEST ❤☺❤
IN 1ST 1 SECOND HE RISES 2 STEPS
& IN 2ND 1 SECOND HE STAND DOWN 1 STEP....
MEANS HE RISES 1 STEP IN 2 SECONDS .....
MEANS
1STEP - 2 SECONDS ....
10 STEPS - ? SECONDS....
10*2/1
20
SO HE NEEDS 20 SECONDS TO CLIMB 10 STEPS ......
HOPE IT WILL HELP U MATE ☺❤☺
PLEASE MARK AS BRAINLIEST ❤☺❤
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