Question

please give me answer please urgently please request humble request to all of you please send me.




question number 12 18 19 20​

Answer 1

Answer:

3

Step-by-step explanation:

take LCM of 216

make pairs of (2)3 ×(3)3 12 question solved okay .

now question 18

now question 18 write person – days

now question 18 write person – days 5. – 4

now question 18 write person – days 5. – 4 2. – x

now question 18 write person – days 5. – 4 2. – xnow 5/2 × x/4

now question 18 write person – days 5. – 4 2. – xnow 5/2 × x/4 then 5×4

now question 18 write person – days 5. – 4 2. – xnow 5/2 × x/4 then 5×4 ––--

now question 18 write person – days 5. – 4 2. – xnow 5/2 × x/4 then 5×4 ––-- 2

write person – days 5. – 4 2. – xnow 5/2 × x/4 then 5×4 ––-- 2 now cut 2 and 4 .

write person – days 5. – 4 2. – xnow 5/2 × x/4 then 5×4 ––-- 2 now cut 2 and 4 .days are 10 answer .

sorry i dont know how to do 19 and 20 is not visible

Answer 2

Step-by-step explanation:

12) 216=2ki Pawer 3×(3) ki pawer 3

18) 5 person complete work in = 4 day

p×t= pxt

5×4=2×x

20=2x

x=20/2 = 10 days ans

(19) standard form of .0001234

= 12.34×10 ki pawer -5 ans