Lucas, Maya, and Riley can build a wall in 5, 10, and 15 days respectively. If they start the job together and Lucas leaves 3 days before the job is done, while Maya and Riley stay until the end, in how many days is the wall completed?
Lucas, Maya, and Riley can build a wall in 5, 10, and 15 days respectively. LCM of 5,10,15 =30. Total work =30unit The efficiency of Lucas =30/5=6unit. The efficiency of Maya =30/10=3 units. The efficiency of Riley=30/15=2 unit. Suppose the work had not been left by Lucas and Maya. Extra work=6×3=18. total work =30+18=48. time taken =48/11 =4(4/11) days.
1)placit
2)imersed
3)imperative
4)ambiguos
In each group, one word is correctly spelt. Find the correct word.
The body of priests not only said any communal (A) tension would have an adverse (B) impact on the economy of the temple town but also sought (C) ...
Directions: In each question below, four words printed in bold type are given. These are numbered (A), (B), (C) and (D). One these words printed in bo...
In each group, one word is correctly spelt. Find the correct word.
In each group, one word is correctly spelt. Find the correct word.
In each of the questions below, a sentence is given with four words highlighted in bold in the sentence. Among these bold words, one may be wrongly spe...
Select the word with the correct spelling.
Choose the correctly spelt word?
Choose the word with correct spelling.