Directions (1-5): What should come in place of the question mark (?) in the following number series?
1. 15 25 40 130 ? (5)
- (1) 500
- (2) 520
- (3) 490
- (4) 480
- (5) None of these
2. 186 94 48 25 ? (1)
- (1) 13.5
- (2) 14.8
- (3) 12.5
- (4) 14
- (5) None of these
3.15528 3880 968 240 ? (2)
- (1) 60
- (2) 58
- (3) 59
- (4) 62
- (5) None of these
4. 384 381 372 345 264 ? (5)
- (1) 23
- (2) 25
- (3) 43
- (4) 24
- (5) None of these
5. 282 286 302 ? 402 (4)
- (1) 366
- (2) 318
- (3) 326
- (4) 338
- (5) None of these