एक कक्षा के सभी 20 छात्र उत्तर की ओर मुख करके एक सीधी रेखा में खड़े हैं। नेहा दाएं छोर से 10वें स्थान पर है जबकि नलिन बाएं छोर से 12वें स्थान पर है। नेहा और नलिन के बीच कितने लोग खड़े हैं?

M, A, T, H, and S each have different ages, and all ages are integers. M is younger than only two persons. H is 88 years old, which is the second highest age. S is younger than M but older than A. Who is the eldest?

D, R, A, W and S have scored different marks. Only one person has scored between W and S. Only one person has scored between S and D. A has scored less than W and S. How many people have scored less than R?