A12-person construction crew is scheduled to finish repairing a highway in 6 days. on the morning of the 3rd day, several new workers joined the crew. together they completed the remaining job in 2 days. how many new workers joined the crew?

12 people

Step-by-step explanation:

On the morning of the 3rd day, there are 4 working days (of the 6 days) left for 12-person crew, or 4*12 = 48 man.days

The team completed the remaining job in 2 days. This means 48 / 2 = 24 people helped complete the task.

So the number of new workers who joined the crew is

24 - 12 = 12 people

answer:  

step-by-step explanation:

odd numbers are only divisible by 1 and itself.

even numbers are divisible by more than 1 and itself.

for example 6 is even because it is divisible by more than 1 and its self. 1 x 6= 6 ; 2 x 3= 6

and 7 is odd because only 7 x 1 equals seveb

answer: - (a)

(b) 88 seats

step-by-step explanation:

given: in an auditorium, there are 22 seats in the first row and 28 seats in the second row.

thus first term=

second term=

the number of seats in a row continues to increase by 6 with each additional row.

⇒d= 6

a) given formula :

b)   let the number of seats (n) = 12

substitute n=12 in the explicit rule formed in (a)

∴there are 88 seats in 12 rows.