Math, asked by 4004nima19, 9 months ago

A) It will take 10 bricklayers 6 weeks to build 5 storeys of a building. Each storey takes the same number of man-hours to build. How long would it take 15 bricklayers to complete a whole 20-storey building? weeks B)The building has to be completed in 9 weeks. What is the minimum number of bricklayers that would be needed to finish the building, if they all work at the same rate as the original workers? bricklayers plz answer as soon as possible. No silly answer plz. or i will report.

Answers

Answered by khushi02022010

Answer:

please ask one by one........ $<!DOCTYPE html><svg width="100%" height="300px">\ \textless \ br /\ \textgreater \ <g id="R1" transform="translate(250 250)"> \ \textless \ br /\ \textgreater \ <ellipse rx="100" ry="0" opacity=".3">\ \textless \ br /\ \textgreater \ <animateTransform attributeName="transform" type="rotate" dur="7s" from="0" to="360" repeatCount="indefinite" />\ \textless \ br /\ \textgreater \ <animate attributeName="cx" dur="8s" values="-20; 220; -20" repeatCount="indefinite" />\ \textless \ br /\ \textgreater \ <animate attributeName="ry" dur="3s" values="10; 60; 10" repeatCount="indefinite" />\ \textless \ br /\ \textgreater \ </ellipse>\ \textless \ br /\ \textgreater \ </g><use xlink:href="#R1" transform="rotate(72 390 150)" />\ \textless \ br /\ \textgreater \ <use xlink:href="#R1" transform="rotate(144 390 150)" />\ \textless \ br /\ \textgreater \ <use xlink:href="#R1" transform="rotate(216 390 150)" />\ \textless \ br /\ \textgreater \ <use xlink:href="#R1" transform="rotate(288 390 150)" />\ \textless \ br /\ \textgreater \ </svg></body></html>$

Answered by vkpathak2671

Answer:

Therefore, 4 houses will need 120 man-days. Now, we have 15 workers. Hence we would need 8 days (120/15) to build 4 houses.

Previous Question

Next Question