Question
How many 8’s are there in the above series which are
immediately followed by a prime number? Study the following information carefully to answer the given questions: 9 8 5 7 8 6 5 8 8 7 8 8 9 6 8 9 5 9 8 8 7 8 7 8Solution
85, 87, 87
Average marks scored by Vineet in five subjects are 60. The average marks scored by him (excluding his highest and lowest marks) are 50 and lowest marks...
+ (a+2 )² + (b-5)² + (c+3)² = 0
Find the value of √ (a + b + c) ?
...- If [x + (1/x)] = 7, find the value of [x⁴ + (1/x⁴)].
- If (x + y + z) = 10 and (x 2 + y 2 + z 2 ) = 52, then find {z(x + y) + xy}.
If ( p = 40 - q - r ) and ( pq + r(q + p) = 720 ), then find the value of ( p2 + q2 + r2).
If P3 + 3P2 + 3P = 7, then the value of P2+ 2P is –
...
If (a + b + c) = 18 and (ab + bc + ca) = 100, then find the value of (a² + b² + c²).
If (x24 + 1)/x12 = 7, then the value of (x72 + 1)/x36 is