We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive pseudonymised information about your use of our website. cookie policy and privacy policy.
 
+0  
 
0
46
1
avatar

How many positive, even three-digit numbers exist such that the sum of the hundreds digit and the tens digit equals the units digit?

 Nov 7, 2019
 #1
avatar+105411 
+1

I get 20....

 

112     202      314     404   516   606   718   808  

134     224      336     426   538   628

156     246      358     448

178     268

 

 

cool cool cool

 Nov 7, 2019

4 Online Users

avatar