7. In the figure, if p : r = 2 : 3, then p : q =A. 1 : 2B. 3 : 4C. 4 : 5D. 5 : 7

If p : q = 3 : 4 and q : r= 8 : 9, then p : r is:

f p :q = 5:6 and q:r = 4:7 then find p:q:r.a.25:30:35b.20:24:35c.10:12:21d.15:18:28

3 In the given figure, PQRS is a parallelogram with PS = 7 cm, PT = 4 cm andPV = 5 cm. What is the length of RS in cm? (The diagram is representative.)(A) 207(B) 285(C) 92(D) 354PQ RSTV745 90°90°

QD=a−bP, P=2, d(a−2b)/(a−2b)=? ​

If p : q = 3 : 4 and q : r= 8 : 9, then p : r is: Options :1: 32 : 33 : 21: 2