DSSSB · Mathematics
If X, Y, Z and W are in proportion, and X = 14, Y = 17 and W = 102, then find the value of Z.
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यदि X, Y, Z और W समानुपात में हैं, तथा X = 14 है, Y = 17 है और W = 102 है, तो Z का मान ज्ञात कीजिए।
- 72
- 90
- 78
- 84
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