Solve plz qno. 1

12. 16
48
4. 3

48/7 117/14

12*4*13*9

13*9*7. 12*4*14

1872/49= 38¹⁰/⁴⁹✔️

Please solve in detail

P. Q. R
a a+15. a+30

4P= 6Q
P:Q= 3:2

P. Q. R
15. 30. 45
90
6. 3. 2

11b+(b+5)5+2(b+10)= 90
b= 2.5
Q= 3*2.5+7.5*3
90= 5400
30= 1800✔️

(N+15)72/36*100= (N+9)*140/64*100

32N+480= 35N+315
N= 55✔️

A. B. C. ABC
10 x 15 40/3

120
12 5 -8 = 9

120*2/5= 48
48/8-5= 16 hrs✔️

solution please??

6/x+y= 4/x-y
x:y= 5:1

240/6x + 240/4x= 12
x= 25/3 km/h✔️

Solve pls

65,000*12 ,50,000x , 55,000(x-3)

65*12= 50x+ 55(x-3)
x= 9
12-9= 3✔️

970

Answer pls?

322

Plzz solve this

9/2. 36/5
36
8 5

2 hrs 3 units
18 hrs 27 hrs
1 hrs. 8
1 hrs -5
1. 8
20*6/8= 20*3/4 days✔️